© 2026 The Couch Critic
Status
Ended
Release
1996 - 2003
Seasons / Eps
4 / 220
Streaming availability by country
"He skips grades. She just skips"
Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her out, as well as his arch-rival and neighbor, Mandark.
60 Cast Members
Jeff Bennett
Dad (voice)
220 Episodes
Kath Soucie
Mom (voice)
220 Episodes
Christine Cavanaugh
Dexter (voice)
182 Episodes
Kat Cressida
Dee Dee (voice)
146 Episodes
Candi Milo
Dexter (voice)
74 Episodes
Allison Moore
Dee Dee (voice)
74 Episodes
Tom Kenny
Valhallen (voice)
3 Episodes
Frank Welker
Krunk (voice)
4 Episodes
Rob Paulsen
Major Glory (voice)
5 Episodes
Eddie Deezen
Mandark (voice)
23 Episodes
Kimberly Brooks
Mee Mee (voice)
3 Episodes
Dee Bradley Baker
Bully #1 / Bully #2 (voice)
1 Episodes
Maurice LaMarche
Ratman / Dad (voice)
1 Episodes
Daran Norris
Movie Phone Computer / Rumble Computer / Spanish Computer (voice)
1 Episodes
Dom DeLuise
Koosalagoopagoop (voice)
4 Episodes
Robert Ridgely
Commander (voice)
2 Episodes
Kevin Michael Richardson
Deep Dee Dee (voice)
1 Episodes
Earl Boen
General (voice)
1 Episodes
Pamela Adlon
Brother (voice)
1 Episodes
Jim Cummings
Orgon Grindor (voice)
1 Episodes
