Robert De Niro

Harry Fabian

Jessica Lange

Helen Nasseros

Cliff Gorman

Phil Nasseros

Alan King

Ira "Boom Boom" Grossman

Jack Warden

Al Grossman

Eli Wallach

Peck

Barry Primus

Tommy Tessler

Gene Kirkwood

Resnick

Gerard Murphy

Steel Jaw #1

Clem Caserta

Steel Jaw #2

Anthony Canarozzi

Emmett Gorgon

David W. Butler

John Bonney

Byron Utley

Frisker at Disco Club

Margo Winkler

Judge Parker

Maurice Shrog

Gym Manager

Regis Philbin

Self

Joy Philbin

Self

Richard Price

Doctor

Franklin Dennis Jones

John Dugan

Thomas Mikal Ford

Herman

Peter Bucossi

Attacker

Bert Sugar

Guy at Bar

Nathaniel E. Johnson

Kid Client

Brenda Denmark

Kid's Mom

Barry Squitieri

Marty Kaufman

Lisa Vidal

Carmen

Carol Woods

Secretary

Joseph D'Onofrio

Mike

Michael Badalucco

Elaine's Bartender

Deborah Watkins

Nun

Nandan Sage

Gupta

Harsh Nayyar

Faruz

Ben Lin

Duk Soo Kim

John Polce

Bouncer

Rosalind Malloff

Freida

Kennan Scott

Kid on Phone

Henry Milligan

Cotton

Victor Machado

Santiago

Chuck Low

Freddy DiMario

Lou Polo

Jap Epstein

Louis Cantarini

Boxing Official

John Quinn

Bartender

Philip Carlo

Peck's Guy

Cameron Lane

Mugger #1

Sharrieff Pugh

Mugger #2

Mitchell Tex Low

Delivery Man

Mick Cunningham

Kid at Disco

Dave Reilly

Cop #2

Leslie Bart

Boom Boom's Secretary

Ann Devaney

Gorgon's Girl

Lorenzo Palminteri

Tommy Carver

Catherine Russell

Singer

Ed Bannister

Cop (uncredited)

David Boston

Con Edison Worker (uncredited)

Angel Brown

Taxi Passenger (uncredited)

Alfred Cole

Self (uncredited)

Ronnie Cuber

Saxophonist (uncredited)

Dan Gifford

Man in Bar (uncredited)

Gary Gold

Musician (uncredited)

Jennifer C. Johnson

Woman (uncredited)

Diane Kimbrell

Shopper (uncredited)

Leslie Lawrence

Preppie Boxer's Girlfriend (uncredited)

John Maczko

Heavy (uncredited)

Felicia Peluso

Nightclub Principle (uncredited)

Michael Rispoli

Trainer (uncredited)

Michael Tenaglia

Boxer with Speedbag (uncredited)

Paul Zimmerman

Diner (uncredited)