Barney's Version

Minnie Driver

The 2nd Mrs. P

Paul Giamatti

Barney Panofsky

Ellen David

Massage Parlour Madame

Arthur Holden

Notary

Harry Strandjofski

Dr. Morty

Rosamund Pike

Miriam Grant-Panofsky

Bruce Greenwood

Blair

Saul Rubinek

Charnofsky

Rachelle Lefevre

Clara 'Chambers' Charnofsky

Dustin Hoffman

Izzy Panofsky

Clé Bennett

Cedric

Mark Camacho

T / U Productions Executive #1

Anna Hopkins

Kate Panofsky

Maury Chaykin

Wedding Guest

Larry Day

Bartender at Wedding

Paula Jean Hixson

Bartender at Grumpy's

Howard Rosenstein

Cousin Jeff

Jake Hoffman

Michael Panofsky

Ivana Shein

Receptionist #2

Mark Addy

Detective O'Hearne

Scott Speedman

Boogie

Pauline Little

The 2nd Mrs. P's Housekeeper

Brittany Drisdelle

Girl at Cafe

Macha Grenon

Solange

Sam Stone

Fundraising Target #1

Harvey Atkin

2nd Mrs. P's Father

Howard Jerome

Uncle Irv

Arthur Grosser

Mr. Dalhousie

Massimo Wertmüller

Rome Doctor

Kyle Switzer

Production Assistant

Thomas Trabacchi

Leo

Linda Sorensen

2nd Mrs. P's Mother

Domenico Minutoli

Judge at Rome Wedding

Tarah Schwartz

Reporter

Rebecca Croll

Receptionist #1

Mélanie St-Pierre

O'Malley's New Co-Star

Marina Eva

Leo's Girlfriend

Paul Gross

Constable O'Malley of the North

Morty Bercovitch

Fundraising Target #3

Marica Pellegrinelli

The Countess

David Pryde

T / U Productions Executive #1

Sandra Lavoie

Barney's One Night Stand

Burney Lieberman

Fundraising Target #2

Robin Kazdan

Wedding Guest

Len Richman

Rabbi

Sheila Hymans

Rabbi's Wife

Steve Bienstock

NY Restaurant Waiter

Zack Kifell

Young Michael Panofsky

Simone Richler

Young Kate Panofsky

Pascale Bourbeau

Woman at Cemetery

Katia Di Perna

Masseuse