Dexter is a Boy Genius Who has a secret lab in his room his Mom and Dad don't now about it, but his older sister Dee Dee Does and they go on wacky (yet Sci-fi) Capers Written by
He skips grades. She just skips.
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Did You Know?
In Portugal, Dexter is voiced by Henrique Feist. See more
In the episode where Dexter is learning piano, the professor says they'll start on C, but they clearly start on F. See more
So what kind of stuff do you like?
Oh, I like peace, quiet, and especially solitude!
We'll call you!
After the credits of the 2001 season, Dexter and Dee-Dee are inside the Cartoon Network logo, Dee-Dee presses a button that makes Dexter explode. See more