Bradley Cooper

Phil Wenneck

Ed Helms

Stu Price

Zach Galifianakis

Alan Garner

Justin Bartha

Doug Billings

Ken Jeong

Mr. Chow

Paul Giamatti

Kingsley

Mike Tyson

Mike Tyson

Jeffrey Tambor

Sid Garner

Mason Lee

Teddy

Jamie Chung

Lauren

Sasha Barrese

Tracy

Gillian Vigman

Stephanie

Aroon Seeboonruang

Monk

นิรุตติ์ ศิริจรรยา

Fohn

Yasmin Lee

Kimmy

Nick Cassavetes

Tattoo Joe

Sondra Currie

Linda Garner

Bryan Callen

Samir

Brody Stevens

Kingsley Guy

Byron Gibson

Bar Fighter

Michael Berry Jr.

Vladi

Andrew Howard

Nikolai

เพ็ญพักตร์ ศิริกุล

Joi

วิทยา ปานศรีงาม

Minister

Kim Lee

Dancer

Rattana Janprasit

Wedding Band / Ska Ranger

Tanner Maguire

Phil - 12 Years Old

Aedin Mincks

Alan - 12 years old

Dylan Boyack

Doug - 12 Years Old

Frédéric North

Helicopter Pilot

Crystal the Monkey

Drug Dealing Monkey

Todd Phillips

Mr. Creepy (uncredited)

Manel Soler

Kingsley Guy #2 (uncredited)

Jessica Lee

Thai Club Girl (uncredited)