Joaquin Phoenix
Role: Beau Wassermann
Patti LuPone
Role: Mona Wassermann
Denis Ménochet
Role: Jeeves
Parker Posey
Role: Elaine Bray
Zoe Lister-Jones
Role: Young Mona
Armen Nahapetian
Role: Teen Beau
Julia Antonelli
Role: Teen Elaine
Stephen McKinley Henderson
Role: Therapist
Richard Kind
Role: Dr. Cohen
Hayley Squires
Role: Penelope
Julian Richings
Role: Strange Man
James Cvetkovski
Role: Boy Beau
Catherine Bérubé
Role: Hero Beau's Wife
Stephanie Herrera
Role: Martha
Bradley Fisher
Role: Birthday Boy Stab Man
Peter Seaborne
Role: Ceiling Man
Michael Esper
Role: Officer Johnson
Manuel Tadros
Role: Cheapo Depot Cashier
Karl Roy
Role: Man with Face Tattoos
Marc-André Brisebois
Role: Comatose Junkie
Tyrone Benskin
Role: Rattled Businessman
Ernest-James Chuipka
Role: Crazy Man
Archie Madekwe
Role: Laughing Man
Greg Halpin
Role: Crust Punk (Eye Gouger)
Luis Oliva
Role: Crust Punk (Eyes Gouged)
Charles Hardy
Role: Boat Boy
Marie-Michelle Garon
Role: Fraught Mother Looking for Boat Boy
Maev Beaty
Role: Angel / Play Narrator
Patrick Kwok-Choon
Role: Orphan Hero
Michael Gandolfini
Role: Beau’s Son
Théodore Pellerin
Role: Beau’s Son
Mike Taylor
Role: Beau’s Son
Luke Alexander James McPhail
Role: Hero Beau's Young Son
Ryan S. Hill
Role: Hero Beau's Young Son
Bentley Hughes
Role: Hero Beau's Young Son
Kwasi Songui
Role: Orphan Ladybug Man
Sylvain Landry
Role: Orphan Man w/Mandolin
Tristan D. Lalla
Role: Costume Designer Orphan
Emmanuel Schwartz
Role: Orphan Chorus Member
Cat Lemieux
Role: Orphan Chorus Member
Arthur Holden
Role: Duncan / God on Cloud / Hero Beau’s Wife
François Paquette
Role: Yesekov's Body
Alex Bisping
Role: Orphan Production Designer
Lucas Gosselin
Role: Orphan Papa Boy
Joe Cobden
Role: News Correspondent (Brian Galloway)
Harry Standjofski
Role: Superintendent / Catering Manager
Anana Rydvald
Role: Teen Elaine's Mother
Isabelle Brabant
Role: Nurse
Tarah Schwartz
Role: News Anchor (BB Stab Man)
Barry Morgan
Role: News Anchor (MW Obit)
John Walsh
Role: Hearse Driver
Lee Villeneuve
Role: Mona Henchman Who Throws Lawyer
Steve Newburn
Role: Monster Puppeteer
Kayla Dobilas
Role: Monster Puppeteer
Gord Robertson
Role: Monster Puppeteer
Pamela Iveta
Role: Monster Puppeteer
Jason Detheridge
Role: Monster Puppeteer
Luz Tercero
Role: Mourning Woman
Geneviève Marin
Role: Elaine Body Double
Julien Fortin
Role: Beau's Twin in Attic
Marc-André Casavant
Role: Dancer (uncredited)
Ari Aster
Role: A Neighbor of Beau's (uncredited)
