Bradley Cooper as Phil Wenneck

Ed Helms as Stu Price

Zach Galifianakis as Alan Garner

Justin Bartha as Doug Billings

Ken Jeong as Mr. Chow

John Goodman as Marshall

Melissa McCarthy as Cassie

Jeffrey Tambor as Sid Garner

Heather Graham as Jade

Mike Epps as Black Doug

Sasha Barrese as Tracy Garner

Jamie Chung as Lauren

Sondra Currie as Linda

Gillian Vigman as Stephanie

Oliver Cooper as Pharmacy Assistant

Mike Vallely as Nico

Grant Holmquist as Tyler

Oscar Torre as Officer Vasquez

Jonny Coyne as Hector

Silvia Curiel as House Keeper

Betty Murphy as Cassie's Mom

Jim Lau as Chief Prison Guard

Lela Loren as Female Officer

Harrison Forsyth as Timothy

Scott Anthony Leet as Henchman #1

Tim Sitarz as Henchman #2

Roger Schueller as Priest at Funeral

Jenny Ladner as Party Girl

Max Aronoff-Sher as Freeway Boy

Emma Wetzel as Freeway Girl

Todd Phillips as Mr. Creepy (uncredited)

Danny Le Boyer as Henchman #5 (uncredited)

Damion Poitier as Henchman #6 (uncredited)

Lewis Tan as Prison Guard (uncredited)

Tiffany Tynes as Casino Hottie (uncredited)

Sasha milan as

Crystal the Monkey as Monkey (uncredited)