 | Frank Welker als Garfield / Delivery Gnome / Prop Boy / Leonard / Jeff (voice) |
 | Tim Conway als Freddy Frog / Gate Guard / Roger / Marra Tor (voice) |
 | Gregg Berger als Odie (voice) |
 | Wally Wingert als Jon Arbuckle (voice) |
 | Audrey Wasilewski als Arlene / Zelda / Momma Bear (voice) |
 | Fred Tatasciore als Billy Bear / Junior Bear (voice) |
 | Stephen Stanton als Randy Rabbit / Stanislavsky (voice) |
 | Greg Eagles als Eli (voice) |
 | Jason Marsden als Nermal (voice) |
| John Davis | Producer |
| Ash R. Shah | Producer |
| Jim Davis | Executive Producer |
| Jim Davis | Writer |
| Brian Manis | Producer |
| Kenneth Burgomaster | Music |
| Mark A.Z. Dippé | Director |
| Mark A.Z. Dippé | Producer |
| Daniel Chuba | Producer |
| Aaron Seelman | Editor |
| Youngki Lee | Producer |
| Eondeok Han | Co-Director |
| Marco Cinello | Storyboard |
