John Cusack

Adam

Craig Robinson

Nick

Rob Corddry

Lou

Clark Duke

Jacob

Sebastian Stan

Blaine

Chevy Chase

Repairman

Crispin Glover

Phil

Lyndsy Fonseca

Jennie

Lizzy Caplan

April

Collette Wolfe

Kelly

William Zabka

Rick

Charlie McDermott

Chaz

Yan-Kay Crystal Lowe

Zoe

Jessica Paré

Tara

Kellee Stewart

Courtney

Julia Maxwell

Lucy

Geoff Gustafson

Dr. Jeff

Viv Leacock

Courtney's Dad

Jamie Switch

Massive Cell Phone Guy

Blaine Anderson

MC

Michael Roberds

Manager

Daren A. Herbert

Receptionist

Ecstasia Sanders

Girl at Club

Rhys Williams

Blaine's Crony

Amy Esterle

Hot Tub Girl

Ava Leemet

Candy Girl

Willy Lavendel

Fancy Ski Guy

Crystal Tisiga

Fancy Ski Girl

Josh Heald

Manager

Lynda Boyd

Adam's Secretary (uncredited)

Jacob Blair

Gunnar (uncredited)

Rob LaBelle

Stewart (uncredited)

Robert Wu

Mr. Wang (uncredited)

Thomas Lennon

Customer (uncredited)

Diora Baird

Rick's Wife (uncredited)

Eli Jane

Hot Tub Girl (uncredited)

Amber Hay

Vince Neil's Video Girl (uncredited)

Cole Carson

Guy in Kodiak Restroom (uncredited)

Keith Roenke

Kodiak Club Guy (uncredited)