Dexter's Laboratory

Dexter's Laboratory Cast

64 cast members · 50 with active Buzz Score

Most Popular Dexter's Laboratory Cast Members

Mark Hamill is currently the most popular Dexter's Laboratory cast member online with a Buzz Score of 2.9. Updated June 18, 2026.

Today's Most Popular Cast

as Magic Uncle Fergel O'Reilly (voice)

as Rasslor (voice)

as Beau (voice)

Full Cast Ranked

June 18, 2026

Magic Uncle Fergel O'Reilly (voice) · 1 eps

Rasslor (voice) · 1 eps

Beau (voice) · 1 eps

Krunk (voice) · 4 eps

Magmanamus / Man #1 / Driver (voice) · 1 eps

Student #3 (voice) · 1 eps

Koosalagoopagoop (voice) · 1 eps

Kevin Michael Richardson

Big Alien (voice) · 1 eps

Narrator (voice) · 3 eps

Orgon Grindor (voice) · 1 eps

Waitress #1 / Waitress #2 (voice) · 1 eps

F.R.E.D. (voice) · 1 eps

Koosalagoopagoop (voice) · 4 eps

Mr. Chau (voice) · 1 eps

Dee Bradley Baker

Bad Boy #2 / Dog (voice) · 1 eps

Professor Williams (voice) · 1 eps

Miss Pimmerwickle / Record / Southern Bell (voice) · 1 eps

Major Glory (voice) · 5 eps

Coach (voice) · 1 eps

M.A.R. 10 (voice) · 1 eps

Dad (voice) · 220 eps

Maurice LaMarche

Simion (voice) · 1 eps

Robo Dexo 3000 (voice) · 1 eps

Librarian (voice) · 1 eps

Narrator / Martian / Super-Monkey (voice) · 1 eps

Mom (voice) · 220 eps

Christine Cavanaugh

Dexter (voice) · 182 eps

Mandark (voice) · 23 eps

#10,403 overall

Soyen (voice) · 1 eps

#11,437 overall

Rachael MacFarlane

Miss Salinger / Cheerleader / Girl (voice) · 1 eps

#11,547 overall

Guy #2 / Guy #3 / Kid #2 (voice) · 1 eps

#12,207 overall

Boy Band Germ #2 / Boy Band Germ #4 / Boy Band Germ #5 (voice) · 1 eps

#12,613 overall

Man #3 / Boss (voice) · 1 eps

#13,711 overall

Kimberly Brooks

Mee Mee (voice) · 3 eps

#16,507 overall

Dexter (voice) · 74 eps

#17,285 overall

General (voice) · 1 eps

#17,876 overall

Commander (voice) · 2 eps

#21,733 overall

TV Announcer (voice) · 1 eps

#22,288 overall

Coach (voice) · 1 eps

#23,214 overall

Kid #3 (voice) · 1 eps

#24,471 overall

Dee Dee (voice) · 146 eps

#24,693 overall

Hokochoo (voice) · 1 eps

#24,701 overall

Toshi / Japanese Dad / Japanese Boy #1 / Japanese Boy #2 (voice) · 1 eps

#25,001 overall

Principal (voice) · 1 eps

#25,164 overall

Tiki / Robo Shark (voice) · 1 eps

#25,457 overall

Huntor / Space Hick #2 (voice) · 1 eps

#27,265 overall

Cheerleader / Girl #2 / Girl #5 (voice) · 1 eps

#29,985 overall

Peltra (voice) · 1 eps

#32,448 overall

Announcer / Man #1 / Big Daddy (voice) · 1 eps

#54,618 overall

Dee Dee (voice) · 74 eps

#67,635 overall

Dee Dee (voice) · 74 eps

Agostino Castagnola

Doctor / Narrator (voice) · 1 eps

Andy Suriano (voice) · 1 eps

Honeydrew (voice) · 1 eps

Doctor Diablos (voice) · 1 eps

Magician (voice) · 1 eps

Left Clerk / Geek Singer (voice) · 1 eps

Right Clerk / Geek Singer (voice) · 1 eps

Barbershop Singer (voice) · 1 eps

Smokem (voice) · 1 eps

Barbershop Singer (voice) · 1 eps

Tyler Samuel Lee

Narrator / Dexter / Mandark (voice) · 1 eps

Gail G. Hiller Lee

Narrator's Mom (voice) · 1 eps

Jennifer Martin

Sexy Computer (voice) · 1 eps

televisionstats.com

Cast Popularity FAQ

Who is the most popular Dexter's Laboratory cast member right now?

Mark Hamill is currently the most popular Dexter's Laboratory cast member online, with a Buzz Score of 2.9 and an overall actor rank of #1,440 as of June 18, 2026.

How many cast members does Dexter's Laboratory have?

Dexter's Laboratory has 64 credited cast members. 50 of them have an active Buzz Score on Television Stats today.

Which Dexter's Laboratory cast member has the highest career peak?

Fred Willard has the highest Peak Buzz Score among the Dexter's Laboratory cast, reaching 67.4 at their career high.

Dexter's Laboratory Stats›

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