Paul Giamatti
Role: Barney Panofsky
Dustin Hoffman
Role: Izzy Panofsky
Rosamund Pike
Role: Miriam Grant-Panofsky
Minnie Driver
Role: The 2nd Mrs. P
Scott Speedman
Role: Boogie
Rachelle Lefevre
Role: Clara 'Chambers' Charnofsky
Bruce Greenwood
Role: Blair
Mark Addy
Role: Detective O'Hearne
Macha Grenon
Role: Solange
Jake Hoffman
Role: Michael Panofsky
Anna Hopkins
Role: Kate Panofsky
Saul Rubinek
Role: Charnofsky
Harvey Atkin
Role: 2nd Mrs. P's Father
Linda Sorensen
Role: 2nd Mrs. P's Mother
Brittany Drisdelle
Role: Girl at Cafe
Thomas Trabacchi
Role: Leo
Paul Gross
Role: Constable O'Malley of the North
Maury Chaykin
Role: Wedding Guest
Larry Day
Role: Bartender at Wedding
Mark Camacho
Role: T / U Productions Executive #1
Harry Standjofski
Role: Dr. Morty
Atom Egoyan
Role: O'Malley Director #1
David Cronenberg
Role: O'Malley Director #2
Ted Kotcheff
Role: Train Conductor
David Pryde
Role: T / U Productions Executive #1
Paula Jean Hixson
Role: Bartender at Grumpy's
Marica Pellegrinelli
Role: The Countess
Domenico Minutoli
Role: Judge at Rome Wedding
Massimo Wertmüller
Role: Rome Doctor
Howard Jerome
Role: Uncle Irv
Sam Stone
Role: Fundraising Target #1
Burney Lieberman
Role: Fundraising Target #2
Morty Bercovitch
Role: Fundraising Target #3
Pauline Little
Role: The 2nd Mrs. P's Housekeeper
Robin Kazdan
Role: Wedding Guest
Sheila Hymans
Role: Rabbi's Wife
Kyle Switzer
Role: Production Assistant
Rebecca Croll
Role: Receptionist #1
Steve Bienstock
Role: NY Restaurant Waiter
Arthur Holden
Role: Notary
Zack Kifell
Role: Young Michael Panofsky
Simone Richler
Role: Young Kate Panofsky
Denys Arcand
Role: Maitre'D at Ritz
Arthur Grosser
Role: Mr. Dalhousie
Pascale Bourbeau
Role: Woman at Cemetery
Ellen David
Role: Massage Parlour Madame
Katia Di Perna
Role: Masseuse
Marina Eva
Role: Leo's Girlfriend
Sandra Lavoie
Role: Barney's One Night Stand
Ivana Shein
Role: Receptionist #2
Mélanie St-Pierre
Role: O'Malley's New Co-Star
Tarah Schwartz
Role: Reporter
Richard J. Lewis
Role: Pathologist
Howard Rosenstein
Role: Cousin Jeff
