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.
Candi Milo
as Dexter (voice)
Kat Cressida
as Dee Dee (voice)
Jeff Bennett
as Dad (voice)
Kath Soucie
as Mom (voice)
Eddie Deezen
as Mandark (voice)
