Michael Pitt

Mike Flannigan

Ron Perlman

Stevie

Nicolette Robinson

Jessica

Joe Pesci

Mike's Father

John Magaro

Patrick

Steve Buscemi

Mike's Uncle

Kaili Vernoff

Tracy

Anatol Yusef

Saul

Phillip Johnson Richardson

Jasper Brooks

Joe Lisi

Tony

Billy Griffith

Bouncer

Amr El-Bayoumi

Doctor

Dennis Jay Funny

Paramedic

Eugene Solfanelli

Frank

Milan Marsh

Sam

Thomas E. Johnson

Ringside Patron

Leo Solomon

Interviewer / Press

Nahar Aminov

Dry Cleaner's Wife

Tim Gallin

Referee

Holden Goodman

Joy Decker

Ringside Socialite Fan

Joseph Di Bari

Upper Class Match Attendee

Isa Wnek

Catholic School Girl

Jordyn Rax

Julia

Beckett Guest

Young Mike Flannigan

Ryan Bostedo

Robert James

David Negri

Judge

Darlene Dues

Sandy

Kat Elizabeth Williams

Sasha

Dina Khoury

Ring Girl

Charlize Orr

Baby

Greg Dubin

Ring Announcer

Chasity Orr

Mike's & Jessica's Baby

Zoe Tactuk

Young Jessica

Morgan Craft

Ring Girl

Eric Kelly

Assistant Coach

Sofia Stefan

Waitress

Jason Latief Anderson

Boxing Attendee (uncredited)

Roger Brenner

NY EMS Paramedic (uncredited)

Rich Dubin

Priest (uncredited)

Charles T. Massey

Cameraman (uncredited)