Michael Douglas
Ben Kalmen

Susan Sarandon
Nancy Kalmen

Danny DeVito
Jimmy Marino

Mary-Louise Parker
Jordon Karsch

Jenna Fischer
Susan Porter

Imogen Poots
Allyson Karsch

Jesse Eisenberg
Daniel Cheston

Richard Schiff
Steve Heller

Jake Siciliano
Scotty

David Costabile
Gary Porter

Ben Shenkman
Peter Hartofilias

Anastasia Griffith
Carol Salomonde

Alex Kaluzhsky
Ted Loof

Simona Williams
Nurse

James Colby
Sgt. John Haverford

Arthur J. Nascarella
Nascarella

Bruce Altman
Dr. Steinberg

Adam Pally
Irate Student

Lenny Venito
Todd The Building Manager

Ricky Garcia
Waiter

Douglas McGrath
Dean Edward Gitleson

Gillian Jacobs
Tall Girl

Stephanie Danielson
Flirtatious Student (uncredited)

Brooklyn Decker
Woman Walking by Ben on the Bench (uncredited)

Anna Kuchma
Student (uncredited)

Olivia Thirlby
Maureen (uncredited)