Troy Garity
— Marchello (voice)
Mara Lane
— Hummingbird (voice)
Michelle Rodriguez
— Jujube (voice)
Dominique Swain
— Mom (voice)
Troy Hall
— Bunji / Larry Black Shoes / Side-Kick Crow / Black Lab / Black & White Dog / High Wire Squirrel (voice)
I.M. Pei
— TV Personality
Jeremy Sisto
— Jiminy Squirrel (voice)
Mark Sussman
— Jujube's Dog / Black Lab's Master / Blackie's 2 Dogs / Rabbit / Tortoise (voice)
Greg Lindsay
— TV Personality / Red Dog / Rex (voice)
Amy Jo Steele
— Catnapper / Sparrow / Rosie the Terrier (voice)
Shannon Conlon
— Pinky (voice)
Jeremy Piven
— Blackie (voice)
Richard Velazquez
— Stinky / Frog 4 (voice)