# List of The Adventures of Jimmy Neutron, Boy Genius episodes

The following is a list of all The Adventures of Jimmy Neutron, Boy Genius episodes. The series is based on the 2001 film Jimmy Neutron: Boy Genius.

## Series overview

| Season | Episodes | Episodes | Originally released | Originally released |
| Season | Episodes | Episodes | First released | Last released |
| Pilot | Pilot | Pilot | September 7, 1998 (1998-09-07) | September 7, 1998 (1998-09-07) |
| Film | Film | Film | December 21, 2001 (2001-12-21) | December 21, 2001 (2001-12-21) |
| 1 | 19 | 19 | July 20, 2002 (2002-07-20) | September 5, 2003 (2003-09-05) |
| 2 | 17 | 17 | September 19, 2003 (2003-09-19) | July 9, 2004 (2004-07-09) |
| 3 | 19 | 19 | November 11, 2004 (2004-11-11) | November 25, 2006 (2006-11-25) |
| Specials | 3 | 3 | May 7, 2004 (2004-05-07) | July 21, 2006 (2006-07-21) |

## Pilot (1998)

| Title | Directed by | Written by | Original release date |
| "Runaway Rocketboy!" | John A. Davis | John A. Davis & Steve Oedekerk Story by: John A. Davis | September 7, 1998 (1998-09-07) |
| Jimmy (voiced by Debi Derryberry) who was originally named Johnny Quasar, runs away after his parents ground him for launching Carl (voiced by Rob Paulsen) off the roof, but soon discovers King Goobot and his sidekick, Ooblar, trying to take over the world. While Hugh and Judy Neutron are talking about Jimmy returning home, Jimmy thwarts the Yolkians' plot, and returns home. The episode ends with Carl coming into the house and asking if he can use their toilet. ||||

## Series
### Film (2001)

| Title | Directed by | Written by | Original release date |
| Jimmy Neutron: Boy Genius | John A. Davis | John A. Davis, Steve Oedekerk, J. David Stem & David N. Weiss Story by: John A. Davis & Steve Oedekerk | December 21, 2001 (2001-12-21) |
| Jimmy and his friends must rescue all of the world's parents after they are kidnapped and abducted by the Yolkians. ||||

### Season 1 (2002–03)

| No. overall | No. in season | Title | Directed by | Written by | Original release date | Viewers (millions) |
| 1 | 1 | "When Pants Attack" | Keith Alcorn | Story by : Gordon Bressack & Charles M. Howell Teleplay by : Steven Banks | July 20, 2002 (2002-07-20) | 2.60 (HH) |
| After being punished by Judy for not picking up his pants, Jimmy invents a chip that'll make his pants put themselves away so his punishment will be lifted. But after a malfunction, Jimmy's pants, along with Carl's, Sheen's, and Cindy's, start to walk on their own and plan to take over the world. |||||||
| 2a | 2a | "Normal Boy" | Keith Alcorn | Jed Spingarn | September 6, 2002 (2002-09-06) | 2.62 (HH) |
| Jimmy becomes a normal boy because his classmates are angered of how smart he is. However, his brain-draining invention glitches and instead causes him to become unintelligent and goofy, just when a meteorite is about to hit Earth. Jimmy's friends try to get him back to his genius self before the meteorite destroys Earth. |||||||
| 2b | 2b | "Birth of a Salesman" | Keith Alcorn | Steven Banks | September 6, 2002 (2002-09-06) | 2.62 (HH) |
| Jimmy invents an android salesman, the Willy Loman 3000, in order to win a candy-selling contest against Cindy. However his invention backfires when it starts selling anything and everything it can find, including Jimmy's stuff. |||||||
| 3a | 3a | "Brobot" | Keith Alcorn | Evan Gore & Heather Lombard Story by : John A. Davis | September 13, 2002 (2002-09-13) | 4.43 |
| When his friends are too busy to help him or hang out, Jimmy invents a little brother robot who soon becomes annoying. |||||||
| 3b | 3b | "The Big Pinch" | Keith Alcorn | Jed Spingarn | September 13, 2002 (2002-09-13) | 4.43 |
| Wanting to prove Cindy wrong, Jimmy brings Thomas Edison to the present, but is unable to take him back when Edison falls for Ms. Fowl. |||||||
| 4a | 4a | "Granny Baby" | Keith Alcorn | Andrew Nicholls & Darrell Vickers Story by : John A. Davis | September 20, 2002 (2002-09-20) | 2.41 (HH) |
| When Granny Neutron comes over while his parents are away, Jimmy creates a medicine that accidentally turns her into a baby and must look after her, with the help of Cindy, while simultaneously working on an antidote so he can change her back to normal before his parents return home. |||||||
| 4b | 4b | "Time is Money" | Keith Alcorn | Steve Oedekerk | September 20, 2002 (2002-09-20) | 2.41 (HH) |
| The Neutrons get rich after Jimmy goes back in time to convince his dad to invest in McSpanky's burger restaurant. |||||||
| 5a | 5a | "Raise the Oozy Scab" | Mike Gasaway | Jed Spingarn | September 27, 2002 (2002-09-27) | 2.34 (HH) |
| Jimmy, Carl, Sheen, and Cindy go underwater in a submarine to look for a treasure after Ms. Fowl makes Jimmy and Cindy partners for their project. |||||||
| 5b | 5b | "I Dream of Jimmy" | Keith Alcorn | Andrew Nicholls & Darrell Vickers | September 27, 2002 (2002-09-27) | 2.34 (HH) |
| Carl is having problems due to his nightmares and convinces Jimmy to go inside his dream to see what happens that makes him so scared. |||||||
| 6a | 6a | "Jimmy on Ice" | Keith Alcorn & Mike Gasaway | Gene Grillo | October 4, 2002 (2002-10-04) | N/A |
| Jimmy freezes Retroville on a hot day, sending the town into a second ice age. He later must find a way to melt the large amounts of snow and ice. |||||||
| 6b | 6b | "Battle of the Band" | Keith Alcorn | Spencer Green | October 4, 2002 (2002-10-04) | N/A |
| Jimmy, Carl, and Sheen form a rock band so they can beat Cindy and Libby in the school talent show, but their egos soon get out of control. |||||||
| 7a | 7a | "See Jimmy Run" | Keith Alcorn | Butch Hartman & Steve Marmel | October 14, 2002 (2002-10-14) | 2.20 (HH) |
| Wanting to beat Cindy in a relay race at their elementary school, Jimmy invents super shoes that make him run faster than anyone else. After Cindy tricks him into losing a sure-win at the race, Jimmy, seeking revenge, takes advantage of his shoes' invisibility effect to play pranks on the students, leading to trouble when he ends up stuck in fast running mode. |||||||
| 7b | 7b | "Trading Faces" | Mike Gasaway | Andrew Nicholls & Darrell Vickers | October 14, 2002 (2002-10-14) | 2.20 (HH) |
| Publicly humiliated by Cindy yet again, Jimmy comes up with an invention that will allow him to read her brain. But due to an unexpected power-surge, Jimmy and Cindy's brains swap bodies. |||||||
| 8a | 8a | "The Phantom of Retroland" | Keith Alcorn | Andrew Nicholls & Darrell Vickers | October 30, 2002 (2002-10-30) | N/A |
| For his history report, Nick tells an urban legend about a child-eating phantom that haunts the town's amusement park, Retroland. Jimmy is skeptical, claiming it a hoax. Nick dares Jimmy to go there at midnight to see for himself. Jimmy accepts, recruiting Carl and Sheen to accompany him. |||||||
| 8b | 8b | "My Son, the Hamster" | Mike Gasaway | Gene Grillo | October 30, 2002 (2002-10-30) | N/A |
| Jimmy's atoms accidentally get switched with Carl's hamster so he ends up with the body of a hamster, and the hamster with his body. Meanwhile, Hugh (unaware of the mishap) takes the hamster out for father-son bonding time. |||||||
| 9a | 9a | "Hall Monster" | Mike Gasaway | Steven Banks | November 1, 2002 (2002-11-01) | 2.48 (HH) |
| Jimmy becomes hall monitor, but takes it too far when he goes mad and abuses its power. |||||||
| 9b | 9b | "Hypno Birthday to You" | Keith Alcorn | Darwin Vickers | November 1, 2002 (2002-11-01) | 2.48 (HH) |
| Jimmy uses his Hypno-beam to hypnotize his parents into thinking it's his birthday the next day. The hypnotism doesn't wear off and so his parents believe his birthday is every day. |||||||
| 10a | 10a | "Krunch Time" | Keith Alcorn | Evan Gore & Heather Lombard | November 15, 2002 (2002-11-15) | N/A |
| Jimmy invents a candy that everyone becomes addicted to, and the citizens of Retroville become enraged when he refuses to give them more of it. |||||||
| 10b | 10b | "Substitute Creature" | Mike Gasaway | Darwin Vickers | November 15, 2002 (2002-11-15) | N/A |
| Jimmy brings a plant to school that accidentally turns Mrs. Fowl into a 50-foot tall, Godzilla-like creature. |||||||
| 11a | 11a | "Safety First" | Mike Gasaway | Andrew Nicholls & Darrell Vickers | November 30, 2002 (2002-11-30) | N/A |
| A bully at school has been giving Jimmy a rough time and stealing his lunch so Jimmy creates an electronic bodyguard piloted by Nanobots. Unfortunately, the Nanobots get a little overzealous and start to mistake his friends for bullies and his friends become petrified of him. |||||||
| 11b | 11b | "Crime Sheen Investigation" | Keith Alcorn | Andrew Nicholls & Darrell Vickers | November 30, 2002 (2002-11-30) | N/A |
| Sheen is horrified to find one of his Ultra Lord action figures has gone missing and asks Jimmy to help. It is up to Jimmy to be the Sherlock Holmes of Retroville and find the action figure. |||||||
| 12a | 12a | "Journey to the Center of Carl" | Keith Alcorn | Steven Banks | January 31, 2003 (2003-01-31) | 2.55 (HH) |
| Jimmy invents a sick patch that is guaranteed to get the wearer out of having to attend school. It, unfortunately, ends up making everyone sick, so Jimmy and Sheen go travel inside of Carl's stomach to fight his germs and create a vaccine. |||||||
| 12b | 12b | "Aaughh!! Wilderness!!" | Mike Gasaway | Gene Grillo | January 31, 2003 (2003-01-31) | 2.55 (HH) |
| Jimmy, Carl, and Sheen are camping with Hugh, who is allowing no technology whatsoever, but they run into a bear. |||||||
| 13a | 13a | "Party at Neutron's" | Keith Alcorn | Steven Banks | February 17, 2003 (2003-02-17) | 2.34 (HH) |
| Carl and Sheen convince Jimmy to throw a party while his parents are out. |||||||
| 13b | 13b | "Ultra Sheen" | Keith Alcorn | Gene Grillo | February 17, 2003 (2003-02-17) | 2.34 (HH) |
| Using Jimmy's newest invention, Sheen travels inside his favorite video game to meet his hero, Ultra Lord. But when he ends up losing on level one, Jimmy enters the video game to help him. Carl, not realizing that Sheen and Jimmy are really in the video game, puts them on a difficult level. |||||||
| 14a | 14a | "Broadcast Blues" | Mike Gasaway | Gene Grillo | March 14, 2003 (2003-03-14) | N/A |
| Jimmy creates his own science TV show, which Cindy, Libby, and Brittany's dance show competes with. |||||||
| 14b | 14b | "Professor Calamitous, I Presume" | Mike Gasaway | Steven Banks | March 14, 2003 (2003-03-14) | N/A |
| Professor Finbarr Calamitous, who can never finish anything, plots to take over Retroville, with some help from its resident boy genius. He steals Goddard and holds him for ransom in order to lure Jimmy into his trap. |||||||
| 15 | 15 | "The Eggpire Strikes Back" | Mike Gasaway | Jed Spingarn | April 25, 2003 (2003-04-25) | N/A |
| Jimmy's alien enemies, the Yolkians from the theatrical film, are back and pretend to be nice, but Jimmy suspects something is up. The town turns against him when he tries to convince everyone not to trust them. At the same time, the Yolkians trick Cindy into helping them in their evil plan to resurrect Poultra. |||||||
| 16a | 16a | "Maximum Hugh" | Keith Alcorn | John Crane | May 17, 2003 (2003-05-17) | N/A |
| Jimmy invents a sweatband to help his dad perform better at the parent-child games to beat Cindy and her mom (which is her Aunt in disguise), only to get disqualified for cheating. |||||||
| 16b | 16b | "Sleepless in Retroville" | Mike Gasaway | Steven Banks | May 17, 2003 (2003-05-17) | N/A |
| Jimmy invents a new sleepover machine when Carl and Sheen come over for the night. Things take a scary twist, however, when Carl accidentally creates a pizza monster from tampering with the machine for more pizza. |||||||
| 17 | 17 | "Make Room for Daddy-O" | Keith Alcorn | Steven Banks | June 6, 2003 (2003-06-06) | 2.40 (HH) |
| After being embarrassed by Hugh at rehearsals for the Father's Day talent show, Jimmy uses an invention that changes Hugh from weird to cool. Unfortunately, the more famous Hugh becomes, the less time he spends with Jimmy and the more Jimmy begins to miss the old Hugh. |||||||
| 18 | 18 | "A Beautiful Mine" | Mike Gasaway | Gene Grillo | August 1, 2003 (2003-08-01) | N/A |
| Jimmy, Carl, Sheen, Cindy, and Libby search for rare diamonds on an asteroid, but become extremely greedy very soon after. Things get worse when aliens on the same asteroid plan to vaporize them. |||||||
| 19 | 19 | "Sorry, Wrong Era" | Keith Alcorn | Gene Grillo | September 5, 2003 (2003-09-05) | N/A |
| Jimmy has invented a Time Replay Remote, which he uses as part of a prank pulled on Cindy and Libby. However, Hugh sees the invention and, in borrowing it to see how it works very well, accidentally sends Jimmy, Carl and Sheen back 200 million years. Now, the boys must work to avoid the prehistoric dinosaurs and get back to the present. Meanwhile, Hugh begins experimenting himself going forward and reverse in time with the Remote, thus annoying the people of Retroville. |||||||

### Season 2 (2003–04)

| No. overall | No. in season | Title | Directed by | Written by | Original release date |
| 20 | 1 | "Beach Party Mummy" | Keith Alcorn | Steven Banks | September 19, 2003 (2003-09-19) |
| Feeling bored over a documentary of mummies at school, Jimmy takes Carl, Sheen, Cindy, and Libby on an adventurous trip to Egypt to find the ruins of the lost tomb of Queen Hazabataslapya, only to discover she's actually Libby's ancestor. ||||||
| 21a | 2a | "The Retroville 9" | Keith Alcorn | Steven Banks | October 3, 2003 (2003-10-03) |
| Jimmy's determination to captain a winning baseball team leads him to rev up the equipment with Neutronic technology. ||||||
| 21b | 2b | "Grumpy Young Men" | Keith Alcorn | Andrew Nicholls & Darrell Vickers | October 3, 2003 (2003-10-03) |
| Jimmy, Carl, and Sheen attempt to turn themselves to be 18 years old in order to buy an M-rated video game. But due to a malfunction, they turn into senior citizens and they have to get back to their original ages before they turn to dust. ||||||
| 22 | 3 | "Operation: Rescue Jet Fusion" | Mike Gasaway | Steven Banks | October 13, 2003 (2003-10-13) |
| Jimmy is recruited by a top-secret government agency to become a spy, but what's even more thrilling is joining forces with his favorite action-hero movie star, Jet Fusion, in an effort to save the world from the villainous Professor Finbarr Calamitous and his daughter, Beautiful Gorgeous. ||||||
| 23 | 4 | "Nightmare in Retroville" | Mike Gasaway | Steven Banks | October 29, 2003 (2003-10-29) |
| Jimmy creates a device that turns his friends into actual horror film monsters for Halloween costumes. ||||||
| 24a | 5a | "Monster Hunt" | Mike Gasaway | Gene Grillo | November 11, 2003 (2003-11-11) |
| A rumor spreads that a lake monster is terrorizing Retroville, but Jimmy decides to prove that it doesn’t exist. ||||||
| 24b | 5b | "Jimmy for President" | Mike Gasaway | Steven Banks | November 11, 2003 (2003-11-11) |
| Jimmy runs for class president against Libby, Sheen and foreign exchange student Bolbi, and Carl ends up being forced by each of them to vote for them. ||||||
| 25 | 6 | "Return of the Nanobots" | Mike Gasaway | Gene Grillo | November 14, 2003 (2003-11-14) |
| The Nanobots escape from Jimmy's lab and wreak havoc by "deleting" the citizens of Retroville and trapping them in a virtual trash bin. ||||||
| 26 | 7 | "Holly Jolly Jimmy" | Mike Gasaway | Gene Grillo | December 8, 2003 (2003-12-08) |
| Jimmy is determined to prove that Santa Claus doesn't exist, and in doing so puts the future of Christmas in jeopardy. ||||||
| 27 | 8 | "Love Potion #976/J" | Keith Alcorn | Gene Grillo | February 13, 2004 (2004-02-13) |
| Jimmy creates a love potion for his friends that makes them fall in love with the first person they see: Jimmy falls for Cindy, - Carl for Jimmy's Mom - Judy, - and Sheen for Libby. ||||||
| 28 | 9 | "Sheen's Brain" | Mike Gasaway | Jed Spingarn | March 8, 2004 (2004-03-08) |
| After Sheen fails a history test, Jimmy increases Sheen's brain to be larger and smarter. However, Sheen becomes evil and angry with power with his new supreme mental abilities, and proclaims himself king. Jimmy and Carl must stop Sheen from taking over Retroville and the entire planet. ||||||
| 29a | 10a | "MaternoTron Knows Best" | Keith Alcorn | Andrew Nicholls & Darrell Vickers | March 9, 2004 (2004-03-09) |
| Feeling tensed and unappreciated around the house, Judy takes a week off at a spa, leading to Jimmy inventing a replacement robo-mother. Things go awry when the robo-mother thinks she's actually Judy and causes trouble around the house. ||||||
| 29b | 10b | "Send in the Clones" | Keith Alcorn | Steven Banks | March 9, 2004 (2004-03-09) |
| To avoid his chores, Jimmy makes clones of himself, including an optimist, a pessimist, a tough-talker, a French romantic, a comedian, and an evildoer. However, the clones cause trouble in Retroville rather than doing his chores, with the real Jimmy taking the blame. ||||||
| 30a | 11a | "The Great Egg Heist" | Mike Gasaway | Gene Grillo | March 10, 2004 (2004-03-10) |
| Jimmy, Carl, Sheen, Cindy and Libby infiltrate a museum in order to retrieve a precious egg which belongs to a princess. ||||||
| 30b | 11b | "The Feud" | Mike Gasaway | Gene Grillo | March 10, 2004 (2004-03-10) |
| After Hugh and Carl's dad get into an argument over Hugh's LawnLopper, Jimmy and Carl are forbidden to see one another. Judy attempts to fix the feud, but gets into an argument with Carl's mom. After rescuing Jimmy, Carl, and Sheen from mutant plant monsters, the feud ends. It's revealed that Hugh lent his LawnLopper to Sam at the Candy Bar and Sheen forgot to tell him. ||||||
| 31 | 12 | "Out, Darn Spotlight" | Mike Gasaway | Steven Banks | March 11, 2004 (2004-03-11) |
| Jimmy joins his school play, "MacBeth in Space" to spend more time with his crush, Betty Quinlan. However, he only makes the special effects for the show and Nick is assigned the lead role. When Nick hurts himself skateboarding, Jimmy rushes to save the play and takes Nick's place as the lead role. ||||||
| 32 | 13 | "The Junkman Cometh" | Mike Gasaway | Steven Banks | March 12, 2004 (2004-03-12) |
| Brobot lures Jimmy, Carl and Sheen to the moon by faking being in danger. After the boys return to Earth, Brobot tells Jimmy that an alien called the Junkman captured his parents, but Jimmy doesn't believe him. Eventually, Jimmy, Carl and Sheen are also captured by the Junkman. ||||||
| 33a | 14a | "Foul Bull" | Keith Alcorn & Kirby Atkins | Andrew Nicholls & Darrell Vickers | March 26, 2004 (2004-03-26) |
| Miss Fowl takes her students on a trip to a rodeo, where Jimmy, Carl and Sheen fall for a cowgirl named Sally. Wanting to impress her, the boys become rodeo stars. ||||||
| 33b | 14b | "The Science Fair Affair" | Keith Alcorn & Kirby Atkins | John P. McCann | March 26, 2004 (2004-03-26) |
| Jimmy is banned from the school science fair after Cindy convinces Principal Willoughby that he is too smart to compete. ||||||
| 34 | 15 | "Men at Work" | Mike Gasaway | Andrew Nicholls & Darrell Vickers | June 2, 2004 (2004-06-02) |
| Jimmy's newest invention requires pure gold, but when the gold for his invention is destroyed, Jimmy, Carl, and Sheen get jobs at McSpanky's burger factory. Management's unfair treatment of Jimmy drives him to revamp the whole restaurant by making it automatic and hygienic. ||||||
| 35a | 16a | "The Mighty Wheezers" | Keith Alcorn & Kirby Atkins | Gene Grillo | June 7, 2004 (2004-06-07) |
| Jimmy's parents are on vacation for the week and Jimmy is left with Carl's family. Jimmy gives them a pill which makes them super strong and go out to have fun. ||||||
| 35b | 16b | "Billion Dollar Boy" | Keith Alcorn & Kirby Atkins | Gene Grillo | June 7, 2004 (2004-06-07) |
| Jimmy meets and beats the richest kid in Retroville, Eustace Strych, in the Battlekite Flyoffs. Having had his pride wounded, Eustace invites Jimmy and his friends over to his mansion, with evil intentions. ||||||
| 36 | 17 | "Win, Lose and Kaboom!" | Mike Gasaway | Jed Spingarn & Steven Banks & Gene Grillo | July 9, 2004 (2004-07-09) |
| After the town of Retroville receives a space rock with a message on it, Jimmy is determined to decode the message. After he figures out the message, which is sort of a riddle, Jimmy, and his friends are kidnapped into outer space where they're forced to compete in an intergalactic game show, hosted by Meldar Prime (voiced by Tim Allen), in which the losers get their home planets destroyed. With the help of one of the competitors, which is an alien female warrior named April (voiced by Alyssa Milano), they plan to win the competition, not only to save the Earth, but other planets as well. ||||||

### Season 3 (2004–06)

| No. overall | No. in season | Title | Directed by | Written by | Original release date |
| 37 | 1 | "Attack of the Twonkies" | Keith Alcorn | Jed Spingarn | November 11, 2004 (2004-11-11) |
| Jimmy visits a comet, and while harvesting dust from the comet's surface accidentally brings a small fluffy alien life-form back to Earth. Carl brings the alien, which he calls a "Twonkie", to class, and it produces multiple off-springs. Everyone finds the Twonkies irresistibly adorable and adopts one. However, when the Twonkies hear music they morph into grotesque and vicious monsters. Jimmy and the citizens of Retroville must stop and capture the dangerous rampaging Twonkies and send them back to their comet before it leaves Earth's orbit. Note: This one-hour episode has a special theme in the beginning. ||||||
| 38 | 2 | "The N-Men" | Mike Gasaway | Gene Grillo | November 27, 2004 (2004-11-27) |
| While returning from a space voyage, Jimmy and his friends get zapped by the Van Pattern Radiation Belt and gain superpowers. Cindy gains super-strength, Sheen gains super-speed, Libby gains invisibility, and Carl can produce sonic belches. Jimmy simply turns orange and seems to lack powers entirely, resulting in his friends and the townspeople mocking him. However, when Jimmy loses control of his temper due to Cindy's relentless insults, he turns into an orange Hulk-like monster and begins on a rampage in Retroville by causing havoc. His friends must figure how to reverse his hulking transformation so he can save them and himself from radiation poisoning. ||||||
| 39 | 3 | "Lights! Camera! Danger!" | Keith Alcorn | Steven Banks | November 27, 2004 (2004-11-27) |
| Jimmy, Carl, Sheen, Cindy, and Libby join a movie cast with a demanding director named Quentin Smithee, Professor Calamitous in disguise, who is plotting to do away with Jimmy and his friends, and when Hugh is hired as "Donut Boy", he simply doesn't get the point that he won't be in the film. ||||||
| 40 | 4 | "The Tomorrow Boys" | Keith Alcorn | Christopher Painter | May 23, 2005 (2005-05-23) |
| After traveling into the future, Jimmy, Carl and Sheen find out Libby is the future dictator of the world after Libby sprays Jimmy's new chemical that makes any living thing it touches angry with her power. ||||||
| 41 | 5 | "Fundemonium" | Mike Gasaway | Tom Sheppard | May 24, 2005 (2005-05-24) |
| After losing his job, in order to stay in Retroville, Hugh makes a fortune creating a brand of toys that Jimmy secretly modifies in his lab before his father presents the prototypes to the toy company. However, Hugh takes the Nanobots after mistaking them for batteries and using them for one of his toys. Once inside the toy, the Nanobots plot to destroy Retroville. ||||||
| 42 | 6 | "Stranded" | Keith Alcorn | Jed Spingarn | May 26, 2005 (2005-05-26) |
| After an argument between Jimmy and Cindy about the equator, the gang travels in Jimmy's hover car over there. Jimmy and Cindy fall out of the hover car and into the water while arguing and become stranded on a deserted island, where they seem to develop feelings for each other without the stress of their everyday lives in the way. Carl, Sheen, and Libby try to turn off the auto-pilot and find their friends somewhere in the water. ||||||
| 43 | 7 | "Jimmy Goes to College" | Mike Gasaway | Gene Grillo | May 27, 2005 (2005-05-27) |
| Jimmy's grades are so great that he is allowed to skip original school and go directly to college. But Jimmy becomes the unwitting target of another student named Seymour Nimmelfarb who is jealous of Jimmy's intelligence and wants to get rid of him and get him expelled. ||||||
| 44 | 8 | "The League of Villains" | Mike Gasaway | Steven Banks | June 18, 2005 (2005-06-18) |
| King Goobot is back again, and recruits every villain Jimmy has ever defeated to be part of his new army to get revenge on him. Note: In production order, this is the series finale. ||||||
| 45a | 9a | "Who's Your Mommy?" | Mike Gasaway | Christopher Painter | June 20, 2005 (2005-06-20) |
| Carl gets infected by a "face-hugging" alien parasite, and becomes pregnant with an electric space jellyfish baby. ||||||
| 45b | 9b | "Clash of the Cousins" | Mike Gasaway | Gene Grillo | June 20, 2005 (2005-06-20) |
| Jimmy and his parents go to a family reunion celebrating great Aunt Amanda's birthday. When his presents end up exploding, he is blamed and outcast. Someone within the family is attempting to destroy the others, and now Jimmy must prove his innocence, expose the evil genius, and save the reunion with the help of Carl and Sheen and his Cousin Gomer. ||||||
| 46 | 10 | "My Big Fat Spy Wedding" | Mike Gasaway | Steven Banks | July 22, 2005 (2005-07-22) |
| Jimmy tries to stop Jet Fusion from marrying a criminal, Beautiful Gorgeous, the daughter of Professor Calamitous. ||||||
| 47 | 11 | "Crouching Jimmy, Hidden Sheen" | Mike Gasaway | Jed Spingarn | November 18, 2005 (2005-11-18) |
| Libby is kidnapped by Yoo Yee, a Kung-Fu warrior who wants Sheen's position as the Chosen One, and Sheen must learn kung fu to save Libby. ||||||
| 48 | 12 | "The Incredible Shrinking Town" | Keith Alcorn | Steven Banks | January 23, 2006 (2006-01-23) |
| Jimmy accidentally shrinks the whole town of Retroville. And the Space Bandits capture the citizens and try to sell them as toys to alien children. ||||||
| 49a | 13a | "One of Us" | Keith Alcorn | Steven Banks | January 24, 2006 (2006-01-24) |
| When a show called "The Happy Show Show", hosted by Grandma Taters, hypnotizes everyone in Retroville, Jimmy and Cindy must stop her before the whole world becomes happy, mindless zombies. ||||||
| 49b | 13b | "Vanishing Act" | Keith Alcorn | Christopher Painter | January 24, 2006 (2006-01-24) |
| Jimmy buys a magic kit and puts on a show to impress Betty Quinlan. Jealous, Cindy tampers with the machine, which causes Jimmy, Carl, Sheen, Cindy and Betty to be sucked into multi-dimensional space. ||||||
| 50 | 14 | "The Trouble with Clones" | Mike Gasaway | Gene Grillo | January 25, 2006 (2006-01-25) |
| Jimmy tracks down his evil clone once again and attempts to turn him good, but the clone has other ideas. Evil Jimmy creates a dark matter chip, producing a corrupted clone of Earth; the real Earth and everyone living on it are at risk of fading into oblivion. Jimmy must stop his evil clone's plan before it is too late. ||||||
| 51a | 15a | "The Evil Beneath" | Keith Alcorn | Tom Sheppard | January 26, 2006 (2006-01-26) |
| Jimmy, Carl, and Sheen are trapped in Dr. Moist's lair, who captures innocent tourists and turns them into Algae Men by inviting them to eat food with him. When they eat the green algae seeds, they turn green and into Algae Men, which explains the mysterious disappearances in the Bahama Quadrangle. ||||||
| 51b | 15b | "Carl Wheezer: Boy Genius" | Keith Alcorn | Steven Banks | January 26, 2006 (2006-01-26) |
| Carl wants to impress a girl by pretending to be a genius, and making Jimmy seem unintelligent in comparison to him. ||||||
| 52a | 16a | "Who Framed Jimmy Neutron?" | Keith Alcorn | Steven Banks | January 27, 2006 (2006-01-27) |
| Jimmy is arrested for his crimes he didn't commit and goes to prison along with Carl and Sheen and Jimmy must clear his name for something that he didn't do with the help of a local hillbilly. ||||||
| 52b | 16b | "Flippy" | Keith Alcorn | Jed Spingarn | January 27, 2006 (2006-01-27) |
| Worried that his dad can embarrass him at school, Jimmy installs a chip in Hugh's ventriloquist dummy that makes him tell good jokes. But when Flippy the dummy begins to malevolently possess Hugh and drain his brain, Jimmy must save his dad and change Flippy back to normal. ||||||
| 53a | 17a | "How to Sink a Sub" | Keith Alcorn | Gene Grillo | November 17, 2006 (2006-11-17) |
| When Jimmy sends the teachers into Hyperspace for a week and the whole school gets the place to themselves, things get a lot worse. Jimmy, Carl and Sheen's parents are substitutes, and they embarrass them. Jimmy tries to build a raging hormone bottle to rebel against the parents, but the parents drink it instead and run amok through the school. ||||||
| 53b | 17b | "Lady Sings the News" | Keith Alcorn | Jed Spingarn | November 17, 2006 (2006-11-17) |
| The kids become anchors for a kids news program. When Libby starts abusing her gossip segment, her friends must plot to stop her from invading the privacy of the rest of the town. ||||||
| 54 | 18 | "King of Mars" | Mike Gasaway | Gene Grillo | November 25, 2006 (2006-11-25) |
| Eustace returns, and he's still determined to humiliatingly defeat Jimmy by racing to find a hidden energy source on Mars. ||||||
| 55a | 19a | "El Magnifico" | Keith Alcorn | Christopher Painter | November 25, 2006 (2006-11-25) |
| After he is worried that his son loves Ultra Lord more than him, Sheen's dad begs Jimmy to turn him into a superhero to impress his son. ||||||
| 55b | 19b | "Best in Show" | Keith Alcorn | Steven Banks | November 25, 2006 (2006-11-25) |
| Jimmy enters Goddard in a pet contest, and because he's a machine rather than an organic flesh and blood dog, he gets disqualified. Feeling humiliated and sorry, Goddard runs away from home. Now Jimmy, Carl, and Sheen try to find him. Note: In airing order, this is the series finale. ||||||

### Specials (2004–06)

| No. | Title | Directed by | Written by | Original release date |
| 1 | "The Jimmy Timmy Power Hour" | Keith Alcorn & Butch Hartman | Story by : Rico Hill Written by : Gene Grillo, Butch Hartman & Steve Marmel | May 7, 2004 (2004-05-07) |
| Jimmy Neutron and Timmy Turner end up in each other's worlds and must work together with the other's group of friends to return things back to normal. |||||
| 2 | "The Jimmy Timmy Power Hour 2: When Nerds Collide!" | Keith Alcorn, Mike Gasaway & Butch Hartman | Story by : Gene Grillo, Steve Marmel, Jed Spingarn & Jack Thomas Written by : Gene Grillo & Steve Marmel | January 16, 2006 (2006-01-16) |
| Jimmy and Timmy fight over Cindy, while also attempting to save Dimmsdale from the Anti-Fairies and Retroville from Professor Calamitous. For the first time, Jimmy's friends end up in Dimmsdale instead of just Jimmy, and Timmy's fairies end up in Retroville instead of just Timmy. |||||
| 3 | "The Jimmy Timmy Power Hour 3: The Jerkinators!" | Keith Alcorn, Mike Gasaway & Butch Hartman | Steve Marmel & Jed Spingarn | July 21, 2006 (2006-07-21) |
| Jimmy and Timmy join forces to save both of their universes from getting destroyed by an evil monster of their own creation. |||||