question: What 1986 American animated mystery comedy was storyboarded by Matthew O'Callaghan?
answer: The Great Mouse Detective
context: Title: What's New, Scooby-Doo?
  Passage: 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.
  Title: The Great Mouse Detective
  Passage: The Great Mouse Detective is a 1986 American animated mystery comedy film produced by Walt Disney Feature Animation and released by Walt Disney Pictures.  The 26th Disney animated feature film, the film was directed by Burny Mattinson, David Michener, and the team of John Musker and Ron Clements, who later directed Disney's hit films "The Little Mermaid" and "Aladdin".  The film was also known as The Adventures of the Great Mouse Detective for its 1992 theatrical re-release and Basil the Great Mouse Detective in some countries.  The main characters are all mice and rats living in Victorian London.
  Title: Captain Caveman and the Teen Angels
  Passage: 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.
  Title: Matthew O'Callaghan
  Passage: Matthew O'Callaghan is an American film director, animator, writer, and storyboard artist best known for storyboarding "The Great Mouse Detective" and "Disney's The Little Mermaid", co-creating the tv show "Life with Louie," and directing the "Curious George" film adaptation.
  Title: Tom and Jerry Meet Sherlock Holmes
  Passage: Tom and Jerry Meet Sherlock Holmes is a 2010 animated mystery comedy direct-to-video film starring Tom and Jerry produced by Warner Bros.  Animation.  It is the first Tom and Jerry direct-to-video film to be produced without any of its original creators, William Hanna and Joseph Barbera.  In the city of London, a crook is stealing jewels around the Scotland Yard, and Red, a beautiful singer, is being framed for this crime.  Tom and Jerry, as assistants, must help Sherlock Holmes look for clues and track down the real thief to solve this case.
  Title: Scooby-Doo, Where Are You!
  Passage: 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.
  Title: A Pup Named Scooby-Doo
  Passage: 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.
  Title: The Scooby-Doo Show
  Passage: 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".
  Title: Scooby-Doo! Mystery Incorporated
  Passage: Scooby-Doo!  Mystery Incorporated (also known as Mystery Incorporated or Scooby-Doo!  Mystery, Inc.) is an American animated mystery comedy-drama series; the series serves as the eleventh incarnation of the "Scooby-Doo" media franchise created by Hanna-Barbera, as well as the first that was not originally run on Saturday mornings.  The series is produced by Warner Bros.  Animation and Cartoon Network UK and premiered in the United States on Cartoon Network on April 5, 2010, with the next twelve episodes continuing, and the first episode re-airing, on July 12, 2010.  The series concluded on April 5, 2013 after two seasons and fifty-two episodes.
  Title: The New Scooby-Doo Movies
  Passage: 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.
citations: The Great Mouse Detective Matthew O'Callaghan