Requiem for a Heavyweight

Anthony Quinn

Lewis 'Mountain' Rivera

Jackie Gleason

Maish Rennick

Mickey Rooney

Army

Julie Harris

Grace Miller

Stanley Adams

Perelli (as Stan Adams)

Madame Spivy

Ma Greeny

Val Avery

Young fighter's promoter

Herbie Faye

Charlie, the Bartender

Jack Dempsey

Himself

Muhammad Ali

Himself (as Cassius Clay)

Lou Gilbert

Dr. Gilbert

Michael Conrad

Ma Greeny's Thug

Rory Calhoun

Himself

Barney Ross

Willie Pep

Steve Belloise

Hotel Desk Clerk

Abe Simon

Stan Ross

J.J. Ballargeon

Paolo Rosi

Alex Miteff

Gus Lesnevich

Al Bain

Police Officer (uncredited)

William Calhoun

Self - Rivera's wrestling opponent (uncredited)

Nancy Cushman

Woman on Elevator (uncredited)

Sig Frohlich

Diner Patron (uncredited)

John Indrisano

Barfly Watching TV (uncredited)

Arthur M. Mercante

Referee (uncredited)

Angelo Rossitto

Midget Wrestler Outside Wrestling Ring (uncredited)

David Susskind

Self - Trailor Narrator (uncredited)

Ralph Nelson

Director

Winifred Leah Laurance

Script Supervisor

Rod Serling

Screenplay

David Susskind

Producer

Jack Grossberg

Associate Producer

David Golden

Production Manager

Arthur J. Ornitz

Director of Photography

Carl Lerner

Editor

Laurence Rosenthal

Original Music Composer

Nathaniel Burr Smidt

Production Design

John Boxer

Costume Design

Dick Smith

Makeup Artist