Russell Madness

John Ratzenberger

Mick Vaughn

Mason Cotton

Max

Fred Willard

TJ

Will Sasso

Hunk (voice)

John Hennigan

The Hammer

Sean Giambrone

Russell (voice)

David Milchard

Nate

Mckenna Grace

Lena

Charles Robinson

Mike

Kate Reinders

Colleen

Michael P. Northey

Andrew

Ameko Eks Mass Carroll

Young Boy

Jesse Reid

Derek

Steve Richmond

Older Max

Kaitlyn Maher

Grace

Nicholas Harrison

Dieter Das Mountain

Crystal the Monkey

Hunk (uncredited)

James Crescenzo

Maximiliano

Milton McConville

Young Nate

Austin Spencer

Il Maniac

Scotty Mac

Butt the Clown

Tatiana Gudegast

Clare

Sean Quan

Sean

Michael Ogbeiwi

Tom

Chris Coppola

Dozer (voice)

Aidan Pringle

Vick Vice

Ken Lawson

Ferraro Arena Referee

Brady Roberts

Brady Malibu

Alex Kliner

Stan the Fan

Susie Wall

Reporter

Larke Miller

Female Scientist

Gurvinder Sihra

Bollywood Boy

Fabio Chiesa

Mummy

David Elmhurst

Caveman

Harvinder Sihra

Scallywag

Denise Jones

Bernadette Olsen

Milo Shandel

Milo

Randy Lee

The Mongol

Matty Finochio

Talk Show Host

Michael Teigen

Bad Chad

Pearce Visser

WUF Referee

V.J. Delos-Reyes

Security Guard

Shahrokh Ferdowsi

Audience Member (uncredited)

Rebecca Georgelin

WUF Fan (uncredited)

John Hainsworth

(uncredited)

Matthew Hoglie

Vendor (uncredited)

Isabella Piombini

Girl in the Pet Store (uncredited)

John Specogna

Airpot Patron (uncredited)