Frank Welker
Garfield / Keith / Prop Boy / Additional Voices (voice)

Rajia Baroudi
Sheila / Concertina Girl (voice)

Gregg Berger
Odie / Shecky / Hale (voice)

Greg Eagles
Eli (voice)

Jason Marsden
Nermal (voice)

Audrey Wasilewski
Arlene / Zelda / Betty / Ashley (voice)

Pat Fraley
Delivery Gnome / Sid (voice)

Wally Wingert
Jon Arbuckle / Mike (voice)

Neil Ross
Wally / Charles (voice)

Jennifer Darling
Bonita / Mother / Rusty / Bobby (voice)

David Michie
Tape Holder (voice)

Harold Perrineau
Husband (voice)

Stephen Stanton
Randy / Father (voice)

Fred Tatasciore
Billy / Waldo / Eric (voice)