Brian Hopkins

Big Jim (voice)

Stephen Root

Grampa (voice)

Laraine Newman

Scientist (voice)

Cheri Oteri

Mayor (voice)

Luenell

Milly (voice)

Ricky Gervais

Flippy (voice)

Kate Micucci

Dippy (voice)

Isla Fisher

Sarah Hatoff (voice)

Pete Davidson

Petey the Cat (voice)

Max Koch

Rocco (voice)

Lil Rel Howery

Chief (voice)

Kevin McCann

Grump (voice)

Peter Hastings

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

Lucas Hopkins Calderon

Li'l Petey (voice)

Poppy Liu

Butler (voice)

Billy Boyd

Seamus (voice)

Melissa Villaseñor

Realtor (voice)

Maggie Wheeler

Nurse (voice)

Pearce Bunting

Cheesesteak Guy (voice)

Rahnuma Panthaky

Doctor (voice)

Yung Gravy

Mr. Whiskers (voice)

Percy Rustomji

Surfer (voice)

Karen Foster

Robot (voice)

Jana Schmieding

Janet (voice)

Dav Pilkey

Executive Producer