Dexter, a child genius, whips up dazzling, world-saving inventions in his secret laboratory. While big sister Dee Dee frequently wrecks his experiments, Dexter's bigger nemesis is Mandark, his brilliant rival at Huber Elementary School.
EPISODE 1
Dee Deemensional / Magmanamus / Maternal Combat
Dexter sends Dee Dee back in time; Monkey defends the city from a dinosaur; Dexter builds a robot to replace his ill mother.
EPISODE 2
Dexter Dodgeball/Rasslor/Dexter's Assistant
Dexter creates a new armoured suit for gym class. A wrestler takes on all of the world's superheroes, including Monkey. Dexter gives Dee Dee a better brain so that she can be his science partner.
EPISODE 3
Dexter's Rival/Simion/Old Man Dexter
Dexter is jealous when he learns that the new boy at school has a bigger laboratory than he does. A space chimp vows to destroy mankind and Dexter grows tired of being young.
EPISODE 4
Double Trouble / Barbequor / Changes
Dee Dee and her friends tinker with Dexter's cloning machine. A space giant plots to devour the Earth for lunch. Dexter invents a machine that can transform humans into animals.
EPISODE 5
Jurassic Pooch/Organ Grindor/Dimwit Dexter
Dexter must recapture his dinosaur-doggie beast after Dee Dee takes the pet for a walk. An evil alien takes over Monkey's mind just before a date with agent Honey Dew. Dexter's brain shuts down and he cannot understand a difficult equation.
EPISODE 6
Dee Dee's Room / Huntor / Big Sister
Dexter looks for his latest invention in Dee Dee's bedroom. The world's most dangerous big-game hunter is on Monkey's trail. Dexter's experimental cookies transform Dee Dee into a giant.
Christine Cavanaugh
Jeff Bennett
Kath Soucie
Tommy Kenny
Frank Welker
Kathryn Cressida
Rob Paulsen
Genndy Tartakovsky
Chris Savino
Craig McCracken
Rob Renzetti
