 Pete DavidsonMarmaduke (voice) | Marmaduke (voice) |
 J.K. SimmonsZeus (voice) | Zeus (voice) |
 David KoechnerPhil Winslow (voice) | Phil Winslow (voice) |
 Mary HartEntertainMutt Tonight Host (voice) | EntertainMutt Tonight Host (voice) |
 Julie NathansonDottie Winslow (voice) | Dottie Winslow (voice) |
 Terri DouglasBilly Winslow (voice) | Billy Winslow (voice) |
 Erin FitzgeraldBarbara Winslow (voice) | Barbara Winslow (voice) |
 Stephen StantonKing Tut (voice) | King Tut (voice) |
 Brian HullGuy Hilton (voice) | Guy Hilton (voice) |
 Sumalee MontanoAmy (voice) | Amy (voice) |
 Andrew MorgadoHenri / Phillipe (voice) | Henri / Phillipe (voice) |
 Chris HackneyAnnouncer (voice) | Announcer (voice) |
 Shelby YoungShantrelle (voice) | Shantrelle (voice) |
 Johnny Yong BoschZhi (voice) | Zhi (voice) |
 Nika FuttermanJuan Pedro (voice) | Juan Pedro (voice) |
 Melissa DisneyJavier (voice) | Javier (voice) |
 Fred TatascioreVinnie (voice) | Vinnie (voice) |
| JJason AnthonyRonnie (voice) | Ronnie (voice) |
 Vanessa MarshallPhone Girl (voice) | Phone Girl (voice) |
| NNickie BryarDerek (voice) | Derek (voice) |
 Joey CamenBee (voice) | Bee (voice) |
 Rene MujicaClown (voice) | Clown (voice) |
 Sean RohaniButcher (voice) | Butcher (voice) |
 Joey D'AuriaShar Pei (voice) | Shar Pei (voice) |
 Cellin GluckMale Judge (voice) | Male Judge (voice) |
 Tania GunadiCheerleader #1 (voice) | Cheerleader #1 (voice) |
| RRachelle HegerCheerleader #2 (voice) | Cheerleader #2 (voice) |
 Jason PaceCapt. Jake S. Dean (voice) | Capt. Jake S. Dean (voice) |
| SSarah Jean PaceChloe Laureno (voice) | Chloe Laureno (voice) |
| SSabra MayAdditional Voices (voice) | Additional Voices (voice) |
