Frank McKlusky

Dave Sheridan

Edith McKlusky

Dolly Parton

Madman McKlusky

Randy Quaid

Sharon Webber

Cameron Richardson

Ronnie Rosengold

Kevin Pollak

Herb

Andy Richter

Scout Bayou

Enrico Colantoni

Mr. Gafty

Orson Bean

Jimmy

Kevin Farley

Freeda

Joanie 'Chyna' Laurer

Reggie Rosengold

Tracey Morgan

Reggie Rosengold

Tracy Morgan

Darryl McKlusky

Josh Jacobson

Vicki

Valarie Ianniello

The Old Man

Joseph Patrick Cranshaw

Enga Denkmark

Iva Hasperger

Detective

Adam Carolla

Irza Topnizki

Ramona Oprea

Himself

Scott Baio

Himself

Lou Ferrigno

Himself

Isaac Hanson

Young Frank

Sawyer Sweeten

Himself

Zac Hanson

Gary Coleman

Gary Coleman

Himself

Jordan Taylor Hanson

Woman in Ladies Room

Scarlett Chorvat

Himself

Emmanuel Lewis

Mr. Belvedere (uncredited)

Dog

Himself

Pat O'Brien

Detective #2

George López

Himself

Gary Owens

Sports Commentator

Dominique Moceanu

Injured Woman

Molly Sims

Jockey Master

R. Lee Ermey

Lim Nung

Toshi Toda

Carl

Mike Hagerty

Pancho

Franklin Hernandez

Injured Kid

A.J. Noel

Bobby

Shawn Huang

Himself

Willie Tyler