Upside Mystery: The Mischief Detectives

Upside Mystery: The Mischief Detectives is an American CGI animated TV series co-produced by MGM Television and Arc Productions and it's based on the franchise of the same name. Frank Welker, Cam Clarke and Nika Futterman provided the voices of Hans Truman, Jason Truder and Stella Lee. The series was executive-produced by Vicky Jenson, Gary Barber and Roger Birnbaum.

The show first premiered on November 13, 2012 on and ended on April 14, 2015 on Fox Family.

Main characters

 * Hans Truman (voiced by Frank Welker), a shy but brave detective.
 * Jason Truder (voiced by Cam Clarke), Hans Truman's best friend.
 * Stella Lee (voiced by Nika Futterman), a spy agent and Hans Truman's love interest.
 * Rose Elizabeth (voiced by Judi Dench), Hans Truman's headquarters boss.

Supporting characters
More to be added
 * Victor Bane (voiced by Christopher Lloyd)
 * Cherry Watson (voiced by Jane Lynch)

Production
On March 24, 2011, it was announced that Fox Family has acquired broadcast rights based on the film series, which was scheduled to begin on November 13, 2012. Vicky Jenson, Gary Barber (for season 1 only), and Roger Birnbaum returned to executive produce the TV show while the main characters would be recast (except Judi Dench). MGM Television later hired former Nickelodeon veteran Octavio E. Rodriguez to storyboard for the show. He is slated to direct some episodes for the seasons.

Broadcast
The series premiered on Fox Family on November 13, 2012, and finished its original run on April 14, 2015. The digital broadcast network Light TV also aired reruns on December 22, 2016 until September 29, 2019. The syndicated children's block KidsClick also aired reruns on July 1, 2017 until March 31, 2019.