Jay Baruchel as Kirk Kettner

Alice Eve as Molly McCleish

T.J. Miller as Stainer

Nate Torrence as Devon

Mike Vogel as Jack

Lindsay Sloane as Marnie

Krysten Ritter as Patty

Kim Shaw as Katie McCleish

Geoff Stults as Cam

Kyle Bornheimer as Dylan Kettner

Jessica St. Clair as Debbie Kettner

Debra Jo Rupp as Mrs. Kettner

Adam LeFevre as Mr. Kettner

Hayes MacArthur as Ron

Trevor Eve as Gerald McCleish

Sharon Maughan as Lucille McCleish

Jasika Nicole as Wendy

Robin Shorr as Tina Jordan

Andy Daly as Mr. Fuller

Adam Tomei as Randy

Patrick Jordan as Bowler

Tom Stoviak as Museum Director

Rick Applegate as Plane Doctor

Heather Morgan Leigh as Flight Attendant

Chuck Aber as Pilot

Jason McCune as Restaurant Patron

Yan Xi as Karen

Evan Alex Cole as Scotty Reece

Joseph F. Eberle as Hockey Bartender

Phil Spano as Hockey Coordinator

Jeff Adams as Hockey Player

Mila Cermak as Hockey Player

Mike Gaffney as Hockey Player

Todd Gally as Hockey Player

Jim Gricar as Hockey Player

Rob Hofmann as Hockey Player

Jason C. Lewis as Hockey Player

Sidney Crosby as Self (uncredited)

Jon Knapp as Ex-Boyfriend (uncredited)

Brian E Stead as Waiter (uncredited)

Christopher Nardizzi as Hockey Fan (uncredited)

Robert R. Bell as Airshow Patron (uncredited)

Renee Downing as Birthday Party Guest (uncredited)

Gaynelle W. Sloman as Party Guest / Driver on Bridge (uncredited)

Jillian Vitko as Party Guest (uncredited)

Joiel Bauschatz as Airline Ticket Agent / Pedestrian (uncredited)

Jim Fitzgerald as Pilot / Airline Passenger (uncredited)

Mandy Ekman as Flight Attendant (uncredited)

Aaron Bernard as First Class Passenger (uncredited)

Robert Stull as First Class Passenger (uncredited)

Elyse Alberts as Airline Passenger (uncredited)

Susan Moran as Airline Passenger (uncredited)

Stephanie Macdougall as Airport Passenger (uncredited)

Minda Briley as Airport Passenger (uncredited)

Lorelei Mahoney as Passenger (uncredited)

Sean P. McCarthy as Airport Traveler (uncredited)

Jonathan Eldell as Traveler (uncredited)

Jack Davis as Airport Patron (uncredited)

Christopher Mele as Airport Patron (uncredited)

Leslie McGuier as Airline Extra (uncredited)

Crystalann Jones as Bar Patron (uncredited)

David Santiago as Club Patron (uncredited)

Jillian O'Neil as Woman with Sweater (uncredited)

Jackie Evancho as Extra (uncredited)