The Grim Adventures of Billy and Mandy
- Season 1
(2001)
Season 1
Greg Eagles
Grim (voice) (23 eps)
Richard Steven Horvitz
Billy (voice) (23 eps)
Grey DeLisle
Mandy (voice) (23 eps)
Vanessa Marshall
Irwin (voice) (23 eps)
Diedrich Bader
Hoss Delgado (voice) (2 eps)
Candi Milo
Grim's Mom (voice) (2 eps)
Jennifer Hale
Gladys (voice) (2 eps)
David Warner
Nergal (voice) (2 eps)
Dawnn Lewis
Grim's Granny (1 eps)
Brian Tochi
Chef (1 eps)
Rachael MacFarlane
Eris (voice) (1 eps)
Dee Bradley Baker
Mandy's Dad (1 eps)