- Tony Hale as Forky
- Carol Burnett as Chairol Burnett
- Carl Reiner as Carl Reiner-oceros
- Betty White as Bitey White
- Mel Brooks as Melephant Brooks
- Kristen Schaal as Trixie
- The music cue "Boo Leaves" from Monsters, Inc. plays at the end.
- Trixie appears in the post-credits scene and has only one line.
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