Dexter's Laboratory: The Big Sister

Dexter's Laboratory: The Big Sister

Dexter's Laboratory: The Big Sister

March 10, 1996
Directed by
Genndy Tartakovsky

When boy genius, Dexter makes experimental cookies, his sister, Dee Dee eats one and turns into a giant.

Last Updated: November 2, 2025

Cast

Christine Cavanaugh as Dexter (voice)

Christine Cavanaugh

Dexter (voice)

Allison Moore as Dee Dee (voice)

Allison Moore

Dee Dee (voice)

Kath Soucie as Mom / Ms. Physics (voice)

Kath Soucie

Mom / Ms. Physics (voice)

Jeff Bennett as Professor / Cop / Anchor Man / Man #1 (voice)

Jeff Bennett

Professor / Cop / Anchor Man / Man #1 (voice)

Frank Welker as President / General / Guy / Man #2 / Einstein (voice)

Frank Welker

President / General / Guy / Man #2 / Einstein (voice)

Image Gallery

Gallery image from pwlUL3Wp24hsFujGzh3Pezv46P8.jpg

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