Cast:[]
- Mighty Mouse as Hiro Hamada
- James the Cat as Baymax
- Melissa Raccoon (The Raccoons) as Honey Lemon
- Pearl Pureheart (Mighty Mouse) as GoGo Tomago
- Ethelred (The Talking Parcel) as Fred
- Berk (The Trap Door) as Wasabi
- Adult Simba (The Lion King) as Tadashi Hamada
- Gadget Hackwrench (Chip 'n Dale Rescue Rangers) as Aunt Cass
- Genie (Aladdin) as Fred (in Costume)
- Baron Greenback (Danger Mouse) as Robert Callaghan
- Caractacus P. Doom (Avenger Penguins) as Yokai
- Stiletto (Danger Mouse) as Alistair Krei
- Drutt (The Trap Door) as Mochi
- Nellie the Elephant as Abigal Callaghan
- Bagheera (The Jungle Book) as Desk Sergeant
- Dr. Von Goosewing (Count Duckula) as Yama
- Admiral DeGill (Atomic Betty) as Fred's Dad
- Paddington Bear as Heathcliff