Jason Segel
Jeff Thompkins

Ed Helms
Pat Thompkins

Susan Sarandon
Sharon Thompkins

Judy Greer
Linda Thompkins

Rae Dawn Chong
Carol

Steve Zissis
Steve

Evan Ross
Kevin

Matt Malloy
Barry

Tim J. Smith
Guard

Ernest James
Guard

Lance E. Nichols
Elderly Man / Phone (voice)

Carol Sutton
Elderly Woman

Joe Chrest
Paul

Katie Aselton
Hostess

J.D. Evermore
Rob the Waiter

John Neisler
Kevin Kandy Employee

Ian Hoch
Bartender

Robert Larriviere
Manager

Wally Crowder
Fisherman

Carol Jean Wells
Younger Girl

Eddie Matthews
Father

Jennifer Lafleur
TV Announcer

Deneen Tyler
Woman Calling the Police

Tammi Arender
Newscaster (uncredited)

Joy Kate Lawson
Child - Birthday and Video Arcade (uncredited)

Laurie Lee
Mother (uncredited)

Lisa Mackel Smith
Businesswoman (uncredited)