Question: Homer's Odyssey is the third episode of the first season of "The Simpsons". What recurring character makes his first appearance in this episode?
Context: The following is a list of characters who appear in the eighth series of the BBC school drama "Waterloo Road", in order of appearance.  The Eighth Series consists of Thirty Episodes, first broadcast from 23 August 2012 to 4 July 2013.  New Main Cast Members from Episode One include Head of English (later Head Teacher) Christine Mulgrew and History Teacher Audrey McFall, with Maggie Croft (later Budgen) and Lorraine Donnegan also promoted to the Main Cast.  New Pupil Characters from Episode One include Christine's son Connor Mulgrew, Imogen Stewart, Jade Fleming, Lula Tsibi, Rhiannon Salt and Angus Hancock.  Head of rival school Havelock High Gerald Findlay also appears in the first five episodes.  Episode four sees the first of several appearances of Imogen's mother Sally Stewart; Michael Byrne's father Billy debuts in the same episode, and appears until his death in Episode Ten.  Pupil Liberty Gordon first appears in Episode Five, and Kevin Skelton (later Chalk) also joins the supporting cast in Episode Eight.  Lorraine's sister Sonya Donnegan joins the main cast as School Secretary from Episode Nine.  Episode Eleven sees the Barry family, consisting of mother Carol and her children Barry, Dynasty and Kacey all join the supporting cast, with pupil Jack MacAllister also debuting in the same episode.  Towards the end of the series, supporting characters of Maintenance Assistant Ndale Kayuni, Dynasty's former boyfriend Steve-O Malone and Acting Head of Science Esther Fairclough all appear.  Angus Deayton and Richard Mylan join the cast as Head of Modern Languages George Windsor and Deputy Head Simon Lowsley in episodes Twenty-Seven and Twenty-Nine respectively.  Recurring Character Robert Bain, Head of Greenock Education makes his first appearance in episode Twenty-Seven, and wife of George Windsor, Princess first appears in episode Twenty-Nine. Ruth Martin is a fictional character on the long-running television series ""Lassie" (1954–1973).  She was briefly played by Cloris Leachman before June Lockhart stepped into the role.  The character makes her first appearance mid-fourth season (1957) and her last in the first episode of the eleventh season (1964); she appears in 208 episodes in total. "The Itchy & Scratchy & Poochie Show" is the fourteenth episode in the eighth season of the American animated television series "The Simpsons".  It originally aired on the Fox network in the United States on February 9, 1997.  In the episode, "The Itchy & Scratchy Show" attempts to regain viewers by introducing a new character named Poochie, whose voice is provided by Homer.  The episode is largely self-referential and satirizes the world of television production, fans of "The Simpsons", and the series itself.  It was written by David X. Cohen and directed by Steven Dean Moore.  Alex Rocco is a credited guest voice as Roger Meyers, Jr. for the third and final time (having previously provided the character's voice in "Itchy & Scratchy & Marge" and "The Day the Violence Died"); Phil Hartman also guest stars as Troy McClure.  Poochie would become a minor recurring character and Comic Book Guy's catchphrase, "Worst episode ever", is introduced in this episode.  With "The Itchy & Scratchy & Poochie Show", the show's 167th episode, "The Simpsons" surpassed "The Flintstones" in the number of episodes produced for a prime-time animated series. "Guess Who's Coming to Criticize Dinner?"  is the third episode of the eleventh season of the American animated sitcom "The Simpsons".  It originally aired on the Fox network in the United States on October 24, 1999.  In the episode, Homer becomes a food critic for a Springfield newspaper and ends up annoying the restaurant owners of Springfield after he makes negative reviews just to be mean, advice he took from fellow critics.  Springfield's restaurant owners then attempt to kill Homer by feeding him a poisoned éclair.  American actor Ed Asner guest starred in the episode as the newspaper editor that hires Homer.  The episode has received generally mixed reviews from television critics since airing. "Tracy Does Conan" is the seventh episode of NBC's first season of "30 Rock".  It was written by the series' creator and executive producer, Tina Fey and it was directed by one of the season's supervising producers, Adam Bernstein.  It first aired on December 7, 2006 in the United States and November 29, 2007 in the United Kingdom.  Guest stars in the episode included Katrina Bowden, Kevin Brown, Grizz Chapman, Rachel Dratch, Dave Finkel, Steve Hollander, Johnnie May, Maulik Pancholy, Chris Parnell, Aubrey Plaza, Keith Powell, R. N. Rao and Dean Winters.  Conan O'Brien appeared as himself in this episode.  The episode marks the first appearance of Chris Parnell as recurring character, Dr. Leo Spaceman. "Love is in the Air" is the 14th episode of the ABC television series, "Desperate Housewives".  The episode was the 14th episode for the show's first season.  The episode was written by Tom Spezialy and was directed by Jeff Melman.  It originally aired on Sunday February 13, 2005.  This episode marks the first appearance of popular recurring character, Karen McCluskey played by Kathryn Joosten who would later become a main character in the show's sixth season. Waylon J. Smithers Jr., usually referred to as Mr. Smithers or simply Smithers, is a recurring fictional character in the American animated sitcom "The Simpsons", who is voiced by Harry Shearer.  Smithers first appeared in the episode "Homer's Odyssey", although his voice could be heard in the series premiere "Simpsons Roasting on an Open Fire".  He is the consummate executive and personal assistant of Springfield Nuclear Power Plant's owner Mr. Burns. "Good Night" (also known as "Good Night Simpsons") is the first of forty-eight Simpsons shorts that appeared on the variety show "The Tracey Ullman Show".  It originally aired on the Fox network in the United States on April 19, 1987, during the third episode of "The Tracey Ullman Show" and marks the first appearance of the Simpson family — Homer, Marge, Bart, Lisa, and Maggie — on television.  After three seasons on Tracey Ullman, the shorts would be adapted into the animated show "The Simpsons".  "Good Night" has since been aired on the show in the episode "The Simpsons 138th Episode Spectacular" (in its entirety), along with several other Ullman shorts, and is one of the few shorts to ever be released on DVD, being included in the Season 1 DVD set. "When Flanders Failed" is the third episode of "The Simpsons"<nowiki>'</nowiki> third season.  It originally aired on the Fox network in the United States on October 3, 1991.  In the episode, Homer makes a wish for Ned Flanders's new left-handed store to go out of business.  The wish comes true and gets the Flanders family into financial troubles.  Ned is forced to sell his possessions, and Homer gleefully buys many of his things.  When finding out that Ned's house is to be repossessed, Homer feels guilty and decides to get the store back in business by telling all the left-handed citizens about it.  Meanwhile, Bart takes karate lessons but quits after discovering that it is not as interesting as he had expected it to be. "Homer's Odyssey" is the third episode of the first season of "The Simpsons".  It originally aired on the Fox network in the United States on January 21, 1990.  In this episode, Homer becomes a crusader for citizen safety in Springfield, and is promoted to his current position as Nuclear Safety Inspector for the entire power plant.  It was written by Jay Kogen and Wallace Wolodarsky and was the first "Simpsons" script to be completed, although it was the third episode produced.
Answer: Waylon J. Smithers Jr.