Kim Possible voices: See the stars behind your favorite characters

In the midst of her run as Even Stevens' Ren Stevens, Christy Carlson Romano signed on to voice the title character in Kim Possible. She brought the teenage hero to the small screen from 2002 to 2007, following up the gig with additional voice work in video games and animations like Big Hero Six: The Series, as well as on-screen work in Loosies (2011), The Girl in the Photographs (2015), and Single Mother by Choice (2021).

After capping off seven years as Eric Matthews on Boy Meets World, Will Friedle lent his voice to Kim Possible as Ron Stoppable. He portrayed the cartoon sidekick for five years, going on to earn voice credits for Batman: The Brave and the Bold, Thundercats, Mad, Green Arrow, Avengers Assemble, Marvel's Guardians of the Galaxy, and DC Super Hero Girls. He returned to TV as Eric Matthews in 2015, picking up an arc on Girl Meets World.

Kim Possible brought Rufus the naked mole-rat to life thanks to Nancy Cartwright. The actress voiced Kim's resourceful pet while also lending her vocals to Rugrats as Chuckie Finster. Cartwright has an extensive vocal résumé, and is perhaps best known for the decades she's spent as the voice of Bart Simpson on The Simpsons, which landed her a 2020 Emmy nomination.

After spending his childhood racking up roles on Full House, Sister, Sister, and Smart Guy, Tahj Mowry took on the part of tech genius Wade Load on Kim Possible. The same year that the animated series ended, Mowry popped up in an episode of Desperate Housewives, going on to land a major role as Tucker Dobbs on Baby Daddy.

John DiMaggio had a villainous turn as Kim Possible's Dr. Drakken. After voicing the bad guy scientist, the prolific voice actor earned subsequent vocal credits for Bee Movie (2007), Madagascar: Escape 2 Africa (2008), Bolt (2008), Chowder, Transformers: Dark of the Moon (2011), Wreck-It Ralph (2012), Generator Rex, The Penguins of Madagascar, Ben 10, Adventure Time, The Loud House, and Futurama.

Nicole Sullivan found her spot on Kim Possible as Dr. Drakken's sidekick, Shego. She came into the villainous role after making a name for herself on MADtv and with a voice gig in Buzz Lightyear of Star Command. After Kim Possible, Sullivan picked up credits for Superhero Movie (2008), Black Dynamite (2009), 17 Again (2009), Rita Rocks, The Penguins of Madagascar, DC Super Hero Girls, Family Guy, and Housebroken.

Jean Smart signed on to voice Kim Possible's Ann Possible, the mother to the teen crime-stopper. After the show wrapped, the Designing Women alum went on to land roles for Samantha Who?, Hero Wanted (2008), Youth in Revolt (2009), Hope Springs (2012), Miss Meadows (2014), Fargo, A Simple Favor (2018), Legion, Big Mouth, and Hacks.

Kirsten Storms juggled her stint as Belle on Days of Our Lives with a run as Kim's classmate Bonnie Rockwaller on Kim Possible. Storms dedicated much of her post-Possible time to General Hospital, racking up over 1,000 episodes as Maxie.

After earning credits for Midnight Caller, In the Line of Fire (1993), The Brady Bunch Movie (1995), A Simple Plan (1998), and Office Space (1999), Gary Cole picked up a gig as Kim's father, James Timothy Possible, on Kim Possible. The West Wing alum went on to land roles in Pineapple Express (2008), Entourage, Hop (2011), Suits, Tammy (2014), Archer, The Good Wife, Blockers (2018) Family Guy, Veep, mixed-ish, The Good Fight, and The Bob's Burgers Movie (2022).

Patrick Warburton, who made a name for himself on Seinfeld and Dave's World, joined Kim Possible as the high school teacher, Steve Barkin. His subsequent projects include Bee Movie (2007), Get Smart (2008), The Emperor's New School, Ted (2012), Rules of Engagement, Mr. Peabody & Sherman (2014), Sequestered, The Venture Bros., A Series of Unfortunate Events, Marvel's Agents of S.H.I.E.L.D., and Family Guy.