Name	Known for
Christy Carlson Romano Kim Possible (voice) Kim Possible (voice) See fewer	Vulnerable with Christy Carlson Romano (2022)
Will Friedle Ron Stoppable (voice) Ron Stoppable (voice) See fewer	Transformers: Robots in Disguise (2014)
Nancy Cartwright Rufus (voice) Rufus (voice) See fewer	The Simpsons (1989)
Tahj Mowry Wade Load (voice) Wade Load (voice) See fewer	Smart Guy (1997)
Nestor Carbonell Señor Senior Jr. (voice) Señor Senior Jr. (voice) See fewer	The Dark Knight (2008)
Gary Cole Dr. James Timothy Possible (voice) Dr. James Timothy Possible (voice) See fewer	Dodgeball: A True Underdog Story (2004)
Grey Griffin Hana Stoppable (voice) (as Grey DeLisle) Hana Stoppable (voice) (as Grey DeLisle) See fewer	Batman: Arkham City (2011)
John DiMaggio Dr. Drakken (voice) Dr. Drakken (voice) See fewer	Transformers: Rise of the Beasts (2023)
Spencer Fox Tim Possible / Jim Possible (voice) Tim Possible / Jim Possible (voice) See fewer	The Incredibles (2004)
Brian George Duff Killigan (voice) Duff Killigan (voice) See fewer	Batman: The Killing Joke (2016)
Elliott Gould Mr. Stoppable (voice) Mr. Stoppable (voice) See fewer	MAS*H (1970)
Kerri Kenney Warmonga (voice) Warmonga (voice) See fewer	Reno 911! (2003)
Andrea Martin Mrs. Stoppable (voice) Mrs. Stoppable (voice) See fewer	My Big Fat Greek Wedding (2002)
Patton Oswalt Professor Dementor (voice) Professor Dementor (voice) See fewer	Young Adult (2011)
Ron Perlman Warhawk (voice) Warhawk (voice) See fewer	Hand of God (2014)
Debbie Reynolds Nana Possible (voice) Nana Possible (voice) See fewer	Singin' in the Rain (1952)
Kevin Michael Richardson Slim Possible / Narrator (voice) (as Kevin M. Richardson) Slim Possible / Narrator (voice) (as Kevin M. Richardson) See fewer	Mortal Kombat (1995)
Jean Smart Dr. Ann Possible (voice) Dr. Ann Possible (voice) See fewer	Babylon (I) (2022)
Kirsten Storms Bonnie Rockwaller (voice) Bonnie Rockwaller (voice) See fewer	Days of Our Lives (1965)
Nicole Sullivan Shego (voice) Shego (voice) See fewer	Black-ish (2014)
George Takei Sensei (voice) Sensei (voice) See fewer	Star Trek (1966)
Patrick Warburton Mr. Steve Barkin (voice) Mr. Steve Barkin (voice) See fewer	The Emperor's New Groove (2000)
Kristen Johnston Warmonga (voice) (uncredited) Warmonga (voice) (uncredited) See fewer	Austin Powers: The Spy Who Shagged Me (1999)