Captain Caveman and the Teen Angels is an American animated mystery comedy series created by Joe Ruby and Ken Spears and produced by Hanna-Barbera Productions for ABC.
 The series aired during the network's Saturday morning schedule from September 10, 1977 to June 21, 1980.
Chuck Sheetz is an animation director on "The Simpsons".
 He was the producer on "What's New, Scooby-Doo?
" and the director of the TV series, "Recess".
 He has also done work on "Bobby's World", "Rocko's Modern Life", "King of the Hill", "The Critic", "Fresh Beat Band of Spies" and "Welcome to Eltingville" in addition to directing the "Drawn Together" episode "Captain Hero's Marriage Pact".
 Sheetz graduated from UCLA School of Theater, Film and Television.
What's New, Scooby-Doo?
 is an American animated sitcom mystery comedy series produced by Warner Bros.
 Animation for The WB television network; it is the ninth incarnation of the "Scooby-Doo" franchise that began with Hanna-Barbera's "Scooby-Doo, Where Are You!
" and the first of such since the previous incarnation, "A Pup Named Scooby-Doo", ended in 1991.
 The series revives the format of "Scooby-Doo, Where Are You!"
, in which the title character and his companions, Fred Jones; Daphne Blake; Velma Dinkley and Shaggy Rogers, travel to varying locations solving mysteries; this format is modernized for "What's New, Scooby-Doo?"
, in which the characters utilize technology that did not exist at the time "Scooby-Doo, Where Are You!"
 first aired.
 It is the first television series in the franchise in which Frank Welker, Grey DeLisle and Mindy Cohn respectively portrayed the voices of Scooby-Doo, Daphne and Velma; and the final one in which Casey Kasem portrayed Shaggy, having originally quit the role following a dispute regarding the portrayal of the character.
A Pup Named Scooby-Doo is an American animated mystery comedy series produced by Hanna-Barbera.
 It is the eighth incarnation of the studio's "Scooby-Doo" franchise, and depicts juvenile versions of the title character and his human companions as they solve mysteries, similarly to the original "Scooby-Doo, Where Are You!
" television series.
 The series was developed by Tom Ruegger and premiered on September 10, 1988, airing for four seasons on ABC as well as during the syndicated block "The Funtastic World of Hanna-Barbera" until August 17, 1991.
 Ruegger, along with most of Hanna-Barbera's production staff, departed from the studio after the first season.
Recess is an American animated series created by Paul Germain and Joe Ansolabehere (credited as "Paul and Joe") and produced by Walt Disney Television Animation, with animation done by Grimsaem, Plus One Animation, Sunwoo Animation, and Toon City.
 The series focuses on six elementary school students and their interaction with other classmates and teachers.
 The title refers to the period of time during the school day in which children are not in lessons and are outside in the schoolyard, in North American society.
 During recess, the children form their own society, complete with government and a class structure, set against the backdrop of a regular school.
The Scooby-Doo Show is an American animated mystery comedy series.
 The title of the series is an umbrella term for episodes of the third incarnation of Hanna-Barbera's "Scooby-Doo" franchise.
 A total of 40 episodes ran for three seasons, from 1976 to 1978, on ABC, marking the first "Scooby" series to appear on the network.
 Sixteen episodes were produced as segments of "The Scooby-Doo/Dynomutt Hour" in 1976, eight episodes were produced as segments of "Scooby's All-Star Laff-A-Lympics" in 1977 and sixteen episodes were produced in 1978, with nine of them running by themselves under the "Scooby-Doo, Where Are You!
" name and the final seven as segments of "Scooby's All-Stars".
Recess: School's Out is a 2001 American animated comedy film based on the Disney television series "Recess".
 It was produced by Walt Disney Pictures, Walt Disney Television Animation and Walt Disney Television Animation Digital Production with animation done by Sunwoo Animation and Sunwoo Digital International.
 The film was distributed by Buena Vista Pictures Distribution, and released theatrically in the United States on February 16, 2001.
The New Scooby-Doo Movies is an American animated mystery comedy television series produced by Hanna-Barbera for CBS.
 It is the second animated television series in the studio's "Scooby-Doo" franchise, and follows the first incarnation, "Scooby-Doo, Where Are You!
".
 It premiered on September 9, 1972 and ran for two seasons on CBS as the only hour-long "Scooby-Doo" series.
 Twenty-four episodes were produced, sixteen for the 1972–73 season and eight more for the 1973–74 season.
Scooby-Doo, Where Are You!
 is an American animated mystery comedy television series produced by Hanna-Barbera.
 Produced for CBS, the series premiered as part of the network's Saturday morning schedule on September 13, 1969, and aired for two seasons until October 31, 1970.
 In 1978, a selection of episodes from the later series "Scooby's All-Stars" and "The Scooby-Doo Show" were aired on ABC under the "Scooby-Doo, Where Are You!"
 name and, as such, is sometimes marketed as its third season.
Recess Christmas: Miracle on Third Street is a second direct-to-video animated film released by Walt Disney Pictures and Paul & Joe Productions, produced by Walt Disney Television Animation, Plus One Animation (Korea) Co., Ltd. and Grimsaem Animation, Korea Co., Ltd., released to VHS on November 6, 2001.
 It is a direct-to-video compilation of four unrelated episodes of the "Recess" TV series, the series' Christmas special "Yes Mikey, Santa Does Shave".
 The second film takes place over the events of the theatrical film "".
 It was followed by two more direct-to-video "Recess" films in 2003: "", and "".

Question: What American animated sitcom mystery comedy series was produced by the director of the TV series "Recess"?
Answer: What's New, Scooby-Doo?