Owen Wilson
Marmaduke (voice)
Emma Stone
Mazie (voice)
George López
Carlos (voice)
Caroline Sunshine
Barbara Winslow
Finley Jacobsen
Brian Winslow
Steve Coogan
Raisin (voice)
Christopher Mintz-Plasse
Giuseppe (voice)
Fergie
Jezebel (voice)
Kiefer Sutherland
Bosco (voice)
Lee Pace
Phil Winslow
