Jason Lee as Paul Morse

Selma Blair as Karen Cooper

Julia Stiles as Becky Jackson

Shawn Hatosy as Jim

Lochlyn Munro as Ray Donovan

James Brolin as Ken Cooper

Diana Scarwid as Sandra Cooper

David Koechner as Buck

Julie Hagerty as Dorothy

Thomas Lennon as Pete

Larry Miller as Minister Ferris (uncredited)

Jackie Burroughs as Aunt Budge

Jay Brazeau as Howard

Matthew Walker as Minister Green

Fred Ewanuick as Jeff

Lisa Calder as Tonya

Dan Joffre as Larry

Michael Teigen as Lou

Will Sanderson as Bachelor Party Guy

Dave McGowan as Bachelor Party Guy

Jonathon Young as Bachelor Party Guy

Daniel McKellar as Bachelor Party Guy

Scott Williams as The Buddy Scott Trio

Josef Pelletier as The Buddy Scott Trio

Joe Sather as The Buddy Scott Trio

Alexander Farquharson as Nephew

Brody Smith as Leo Ferris

Miriam Smith as Mrs. Ferris

John Destry as Angry Driver

Paul McGillion as Curt

Gina Stockdale as Gladys

Michael Sunczyk as Tony

Zahf Paroo as Ahmed

Noel Fisher as Acne-Faced Teen

Enid-Raye Adams as Maid of Honor

Ben Immanuel as Officer

Dee Jay Jackson as Officer

Keith Dallas as Spend Mart Clerk

Donavon Stinson as Mouthy Bar Guy

Victor Varnado as Hansberry

Larry Musser as Ernie

Ron Selmour as Doc

Gus Lynch as Agent Harris

Fiona Hogan as Agent Roberts

Xantha Radley as Ken's Secretary

Leslie Jones as Sales Employee

Chris Wilding as Beaten Suspect

Andy Thompson as Guy In Washroom

Colin Foo as Phil

Natassia Malthe as Melanie

Shawn Bordoff as Guy on Sofa

Anita Brown as Laundromat Girl

Doris Blomgren as Elderly Shopper

Benjamin Ettenberg as Zulu Patron

Bonnie Kean as Drug Store Twin

Jean Kean as Drug Store Twin

Stephanie Thorpe as Shopper

Clayton Watmough as Police Officer

Peter New as Guy in Tiki Bar Bathroom

Jared Van Snellenberg as Guy on Moped

Damon Johnson as Tollbooth Operator (uncredited)

Chang Tseng as Grocer (uncredited)