- Al Mukaddam - Wheelie (voice)
- Len Carlson - Pappy / TV Announcer (voice)
- Adrian Truss - Dad / Gizmo (voice)
- Michael Cera - Young Gizmo (voice)
- Paul Haddad - Willy Jollie (voice)
- Juan Chioran - Wally Jollie (voice)
- Neil Crone - Doctor Geary (voice)
- Philip Williams - Baxter (voice)
- Ellen-Ray Hennessy - Bonita (voice)
- Sunday Muse - Binky (voice)
- Jake Goldsbie - Junior Littlegreen (voice)
- Richard Binsley - Gene Littlegreen (voice)
-
Ron Pitts
- Nadine Van der Velde
- William Joyce
Capítulo disponible en las siguientes plataformas: