Tim Curry as Nigel Thornberry
The Wild Thornberrys
Jessica Walter as Fran the Dinosaur
Dinosaurs
Alexander Gould (aka Shane Botwin) as Nemo
Finding Nemo
George Clooney as the doctor from South Park
The South Park Movie
Michael Cera as Brother Bear
The Berenstain Bears
Bruce Willis as Spike
The Rugrats Movie
Robert Downey Jr. as Patrick Pewterschmidt
Family Guy
Carlos Alazraqui as Rocko
Rocko’s Modern Life
Justin Timberlake was the guy who said “I’m lovin’ it” in the McDonald’s commercials.
Not a cartoon, but YOU GET IT.
Busta Rhymes as Reptar
The Rugrats Movie
Frank Zappa as the pope in Ren and Stimpy
Ren and Stimpy
Uncle Phil from Fresh Prince as Shredder
TMNT
Jay Leno as The Crimson Chin
Fairly Odd Parents
Alec Baldwin as the bad guy Dennis
The SpongeBob Movie
The voice of Lilo is the girl from The Ring.
Michael J. Fox as Stuart Little
Stuart Little
Vin Diesel as The Iron Giant
The Iron Giant
Whoopi Goldberg as Fantasy the Book
The Pagemaster
Mel Gibson as John Smith
Pocohantas
Val Kilmer as Moses
The Prince of Egypt
Burt Reynolds as Charlie B. Barkin
All Dogs Go to Heaven
Dustin Hoffman as Benedict Arnold
Liberty’s Kids
Adam West as R. Kelly’s Lawyer
The Boondocks
Stephen Colbert And Steve Carell As The Ambiguously Gay Duo
SNL
Kurt Russel as Elvis in Forrest Gump
Also not a cartoon. But let’s just go with it.
Ringo Starr as the Duck Brothers
Courage the Cowardly Dog
J.K. Simmons as the yellow M&M
Flea as Donnie
The Wild Thornberrys
Jeff Goldblum voiced the villain Verminous Skumm
Captain Planet
Meg Ryan was Dr. Blight.
Captain Planet
And Sting was Zarm.
Captain Planet
Johnny Cash as the space coyote in The Simpsons
The Simpsons
Grover = Yoda. They are both voiced by Frank Oz.
Captain Hadley from The Shawshank Redemption is also Mr. Krabs.
The guy who voiced Optimus Prime is ALSO Eeyore
Whoa.
And let’s not forget: