Altri personaggi
- Marmaduke
Pete Davidsoninglese - Zeus
J.K. Simmonsinglese - Phil Winslow
David Koechneringlese - EntertainMutt Tonight Host
Mary Hartinglese - Dottie Winslow
Julie Nathansoninglese - Billy Winslow
Terri Douglasinglese - Barbara Winslow
Erin Fitzgeraldinglese - King Tut
Stephen Stantoninglese - Guy Hilton
Brian Hullinglese - Amy
Sumalee Montanoinglese - Henri / Phillipe
Andrew Morgadoinglese - Announcer
Chris Hackneyinglese - Shantrelle
Shelby Younginglese - Zhi
Johnny Yong Boschinglese - Juan Pedro
Nika Futtermaninglese - Javier
Melissa Disneyinglese - Vinnie
Fred Tatascioreinglese - Ronnie
Jason Anthonyinglese - Phone Girl
Vanessa Marshallinglese - DerekNickie Bryaringlese
- Bee
Joey Cameninglese - Clown
Rene Mujicainglese - Butcher
Sean Rohaniinglese - Shar Pei
Joey D'Auriainglese - Male Judge
Cellin Gluckinglese - Cheerleader #1
Tania Gunadiinglese - Cheerleader #2
Rachelle Hegeringlese - Capt. Jake S. Dean
Jason Paceinglese - Chloe LaurenoSarah Jean Paceinglese
- Additional Voices
Dave Fennoyinglese