Cast[]
- Kirby as Rex
- Meta Knight as Woog
- Bun/Tuff as Dweeb
- Fumu/Tiff as Elsa
- Sir Ebrum as Captain Neweyes
- Knuckle Joe as Vorb
- Spikehead as Louie
- Honey as Cecilia
- Escargoon as Stubbs
- King Dedede as Professor Screweyes
- Lady Like as Dr. Bleeb
- Keeby as Buster
- Princess Rona as Buster's Mother
- Rona's Father as Buster's Father
- Ribbon as Sasha
- Sirica as Sasha's Mother
- Pikachu (from Pokemon) as Rex as a real animal