Marmaduke is a 2010 American live-action film adaptation of Brad Anderson's comic strip of the same name. The film centers on a rural Kansas family and their pets—a Great Dane named Marmaduke and a Balinese cat named Carlos—as the family relocates to California. The film was released on June 4, 2010 and was met with largely negative reviews.
- Marmaduke: This is my stepbro, Say hey, Carlos.
- Carlos: Hey, Carlos.
- Marmaduke: He's pretty cool for a cat. Which helps, since he's kinda my only friend...
- Marmaduke: I'm Marmaduke, by the way.
- Mazie: Yikes. Immediately moving on...
- Marmaduke: [a well-groomed Mazie arrives] You... you look amazing.
- Mazie: I feel like a fluffy monstrosity.
- Lee Pace as Phil Winslow
- Judy Greer as Debbie Winslow
- William H. Macy as Don Twombly
- Raugi Yu as Drama Trainer
- Finley Jacobsen as Brian Winslow
- Caroline Sunshine as Barbara Winslow
- Milana Haines as Sarah Winslow
- Frank Topol as Bosco's Owner
- Michael Teigen as Gary
- Sydney Imbeau as Little Girl (uncredited)
- Glenn McCuen as Bodie
- David Walliams as Anton Harrison
- Heather Doerksen as Jessica
- Owen Wilson as Marmaduke
- Emma Stone as Mazie
- Fergie as Jezebel
- George Lopez as Carlos
- Kiefer Sutherland as Bosco
- Christopher Mintz-Plasse as Giuseppe
- Sam Elliott as Chupadogra/Buster
- Steve Coogan as Raisin
- Marlon Wayans as Lightning
- Damon Wayans, Jr. as Thunder
- Todd Glass as Doberman / Shasta
- Randall Montgomery as Sweater Dog
- Devon Werkheiser as Drama Dog #1 / Shroom Dog #2 / Golden Dog / Cocker Spaniel
- Chris Colfer as Drama Dog #2 / Shroom Dog #1 / Beach Dog #1
- Ryan Devlin as Deuce / Beach Dog #2
- Jeffrey Garcia as Beach Dog #3
- King Kedar as Surfing Award Dog / Beach Dog #4 (as King "AB" Kedar)
- Jennifer Louise La Voie as a Teacup Poodle
- Hope Levy as Afghan Hound #1
- Anjelah Johnson as Afghan Hound #2
- Josh Gad as Bandana Dog
- Francisco Ramos as Purse Chihuahua #1
- Bernardo de Paula as Purse Chihuahua #2
- Eddie "Piolin" Sotelo as Purse Chihuahua #3
- Jack McGee as Dalmatian
- Hudson Tahmes as Delinquent Dog