Peter Hastings

Character: Dog Man / Officer Knight / Harold's House (voice)

Pete Davidson

Character: Petey the Cat (voice)

Lil Rel Howery

Character: Chief (voice)

Isla Fisher

Character: Sarah Hatoff (voice)

Lucas Hopkins Calderon

Character: Li'l Petey (voice)

Ricky Gervais

Character: Flippy (voice)

Poppy Liu

Character: Butler (voice)

Stephen Root

Character: Grampa (voice)

Billy Boyd

Character: Seamus (voice)

Luenell

Character: Milly (voice)

Laraine Newman

Character: Scientist (voice)

Melissa Villaseñor

Character: Realtor (voice)

Cheri Oteri

Character: Mayor (voice)

Kate Micucci

Character: Dippy (voice)

Maggie Wheeler

Character: Nurse (voice)

Pearce Bunting

Character: Cheesesteak Guy (voice)

Max Koch

Character: Rocco (voice)

Rahnuma Panthaky

Character: Doctor (voice)

Brian Hopkins

Character: Big Jim (voice)

Yung Gravy

Character: Mr. Whiskers (voice)

Percy Rustomji

Character: Surfer (voice)

Kevin McCann

Character: Grump (voice)

Karen Foster

Character: Robot (voice)

Jana Schmieding

Character: Janet (voice)

John Eric Bentley

Character: Living Spray Factory (voice)

Sonny Onorati

Character: Radio Building (voice)

Warren Sroka

Character: Apartment Building (voice)

Kimberly Bailey

Character: Gym (voice)

Skip Stellrecht

Character: Ice Cream Building (voice)

Georgia Simon

Character: Hospital (voice)

Cam Clarke

Character: Indifferent Shop (voice)

Scott Menville

Character: 3D Guy (voice)

Kelly Stables

Character: Harold (voice)