Chris

Ken Jeong

Fish

Rhys Darby

Himself

David Hasselhoff

Redix

Colton Dunn

K.I.T.T. (voice)

Justin Bieber

Tommy

Jim Jefferies

Herself

Mel B

Rick Fox

Rick Fox

Barry

Jon Lovitz

Michael Winslow

Michael Winslow

Attractive girl at Mansion Party

Rebecca Olejniczak

Himself

Howie Mandel

Wasserstein

Will Sasso

Pedro

Carlos PenaVega

Himself

Kid Cudi

Alcee

Flula Borg

Bill

Ron Funches

Model

Irina Voronina

Nick

Dan Bakkedahl

Herself

Gena Lee Nolin

Poolside Babe

Chelsea O'Toole

Mitch Fan

Spice Williams-Crosby

Dina D'Andrea

Sarah Colonna

Ann

Jennifer Ikeda

Sebastian

Victor Turpin

Mr. Keady

Harry S. Murphy

Jenn

Katy Stoll

Bouncer

Datari Turner

Baywatch Babe (uncredited)

Rhian Paige

Director

Darren Grant