Dexter's Laboratory cast by popularity

63 cast members · 4 main · 4 seasons · 1996–200363 cast members · 4 seasons

Mark Hamill was the most popular cast member online on Nov 14.Mark Hamill was the most popular cast member online on Nov 14.

Guest stars

One or two episodes

NameRankAttention Score
  1. Mark Hamillas Magic Uncle Fergel O'Reilly · 1 of 220 episode1 ep#1,4464.0
  2. Martin Mullas M.A.R. 10 · 1 of 220 episode1 ep#2,8812.4
  3. Randy Poffoas Rasslor · 1 of 220 episode1 ep#2,9782.3
  4. Jim Cummingsas Red-Eye / Orgon Grindor · 1 of 220 episode1 ep#3,0172.3
  5. Pamela Adlonas Beau / Kid / Kid #1 / Lunch Lady · 1 of 220 episode1 ep#3,3372.1
  6. Jason Marsdenas Student #3 · 1 of 220 episode1 ep#3,6241.9
  7. Brad Garrettas Magmanamus / Man #1 / Driver · 1 of 220 episode1 ep#3,9901.8
  8. Michael Dornas Robo Dexo 3000 · 1 of 220 episode1 ep#4,0461.8
  9. Richard Kindas Koosalagoopagoop · 1 of 220 episode1 ep#4,6501.5
  10. James Hongas Mr. Chau / RA · 1 of 220 episode1 ep#5,0851.4
  11. Dave Coulieras Coach · 1 of 220 episode1 ep#5,1841.4
  12. Fred Willardas F.R.E.D. · 1 of 220 episode1 ep#5,2011.4
  13. Grey DeLisleas Waitress #1 / Waitress #2 · 1 of 220 episode1 ep#5,2851.4
  14. Paul Williamsas Professor Williams · 1 of 220 episode1 ep#5,5381.3
  15. Dee Bradley Bakeras Bad Boy #2 / Dog / Guy #1 / Newsman / Dude #2 · 1 of 220 episode1 ep#5,9741.2
  16. Kevin Michael Richardsonas Big Alien / Action Hank / Cop / Smuggler #3 · 1 of 220 episode1 ep#6,4041.1
  17. Jennifer Haleas Girl / Lil Girl #3 / Miss Pimmerwickle / Record / Southern Bell · 1 of 220 episode1 ep#8,0870.9
  18. Maurice LaMarcheas Washington / Ratman / Dad · 1 of 220 episode1 ep#8,7040.8
  19. John Kassiras Guy #2 / Guy #3 / Kid #2 · 1 of 220 episode1 ep#9,6350.7
  20. Lauren Tomas Soyen / Teacher · 1 of 220 episode1 ep#10,4630.6
  21. Corey Burtonas Narrator / Martian / Super-Monkey · 1 of 220 episode1 ep#10,8670.6
  22. Rachael MacFarlaneas Miss Salinger / Cheerleader / Girl · 1 of 220 episode1 ep#11,6420.5
  23. Mindy Cohnas Librarian · 1 of 220 episode1 ep#12,0020.5
  24. Jess Harnellas Boy Band Germ #2 / Boy Band Germ #4 / Boy Band Germ #5 · 1 of 220 episode1 ep#12,2870.5
  25. Daran Norrisas Movie Phone Computer / Rumble Computer / Spanish Computer / Man #3 / Boss · 1 of 220 episode1 ep#12,8050.5

The cast, together again

Other titles with the most Dexter's Laboratory cast members

Cast questions

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 an Attention Score of 4.0 and an overall rank of #1,446 as of November 14, 2026.

How many cast members does Dexter's Laboratory have?

Dexter's Laboratory has 63 credited cast members. 50 of them have an Attention Score on Television Stats today.

Which Dexter's Laboratory cast member has the biggest career high?

Fred Willard has the biggest career high among the Dexter's Laboratory cast, an Attention Score of 66.1 over their best 30 days.