Marmaduke (voice)

Mazie (voice)

Carlos (voice)

Barbara Winslow

Brian Winslow

Raisin (voice)

Giuseppe (voice)

Jezebel (voice)

Bosco (voice)

Phil Winslow

Debbie Winslow

Thunder (voice)

Lightning (voice)

Chupadogra (voice)

Don Twombly

Anton Harrison

Bodie

Drama Trainer

Drama Dog #2 (voice)

Bandana Dog (voice)

Male Executive

Female Executive

Brunette Girl

3rd OC Girl

Jock

Man on Bench

Buff Owner

Basketball Captain

Emergency Road Worker

Lead Fireman

Fireman

Fireman

Fireman

Fireman

Afghan #1 (voice)

Sweater Dog (voice)

Afghan #2 (voice)

Drama Dog #1 / Shroom Dog #2 / Golden Dog / Cocker Spaniel (voice)

Delinquent Dog (voice)

Purse Dog #1 (voice)

Purse Dog #2 (voice)

Purse Dog #3 (voice)

Dalmatian (voice)

Party Dog #1 (voice)

Surfing Award Dog / Beach Dog #4 (voice)

Doberman / Shasta (voice)

Beach Dog #2 (voice)

Beach Dog #3 (voice)