Frank Welker

Garfield / Garzooka / Narrator (voice)

Vanessa Marshall

Vetvix (voice)

Gregg Berger

Odie / Odious (voice)

Wally Wingert

Jon Arbuckle / Emperor Jon (voice)

Audrey Wasilewski

Arlene / Starlena (voice)

Jason Marsden

Nermal / Abnermal (voice)

Fred Tatasciore

Billy Bear / Horned Guard (voice)

Stephen Stanton

Randy Rabbit / News Guy / Skinny Guard (voice)

Jennifer Darling

Betty / Bonita (voice)

Neil Ross

Wally / Professor Wally / Charles (voice)

Greg Eagles

Eli (voice)

Cathy Cavadini

Additional Voices (voice)

Paige Pollack

Additional Voices (voice)

David Michie

Additional Voices (voice)

Greg Finley

Additional Voices (voice)

Ruth Zalduondo

Additional Voices (voice)

Jeff Fischer

Additional Voices (voice)