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
He skips grades. She just skips.
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Did You Know?
Dexter's accent originated from when Genndy Tartakovsky
was at CalArts and his roommate, Rob Renzetti
would leave him answering machine messages in a comedic French accent. Later, in developing the show, they would take the voice and add traces of Russian and German accents as well. 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
Yes, Dexter, I can read your thoughts, and I am smarter than 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
The episode D & DD, an episode parodying the famous role-playing game Dungeons and Dragons, was changed to Sibling and Sorcery to avoid legal troubles. See more