Everett Sloane
Irving Cohen
Eileen Heckart
Ma Barbella
Harold J. Stone
Nick Barbella
Sammy White
Whitey Bimstein
Robert P. Lieb
District Attorney Hogan
Theodore Newton
Athletic Commissioner Edward Eagan
Stanley Adams
Romolo's Attorney (uncredited)
Fred Aldrich
Ringside Photographer - Zale Fight (uncredited)
Leon Alton
Fight Spectator (uncredited)
William Boyett
Military Policeman Escort at Fight (uncredited)
Bart Braverman
Boy (uncredited)
John Breen
Hearing Specatator (uncredited)
Frank Campanella
Detective (uncredited)
Walter Cartier
Polack (uncredited)
Angela Cartwright
Audrey at Age 3 (uncredited)
George Cisar
Fence (uncredited)
Russ Clark
Zale Fight Referee (uncredited)
Tom Coleman
Reporter at Sparring Session (uncredited)
Russ Conway
Capt. Grifton (uncredited)
Gene Coogan
Bookie (uncredited)
Clancy Cooper
Capt. Lancheck (uncredited)
Matt Crowley
Lou Stillman (uncredited)
Michael Dante
Shorty the Greek (uncredited)
Ray Danton
Off-Screen Reporter (voice) (uncredited)
James Dime
Training Spectator (uncredited)
Robert Easton
Cpl. Quinbury (uncredited)
John Eldredge
Reformatory Warden George Niles (uncredited)
Joe Garcio
Radio Listener (uncredited)
Robert Gardett
Reporter (uncredited)
Tommy Garland
Referee (uncredited)
Sam Gilman
Detective Arresting Rocky (uncredited)
James Gonzalez
Trial Spectator (uncredited)
Herschel Graham
Fight Spectator (uncredited)
Donna Jo Gribble
Yolanda Barbella (uncredited)
Kit Guard
Fight Spectator (uncredited)
Don Haggerty
Leavenworth Prison Guard (uncredited)
Bern Hoffman
Fat Man at Hijacking Attempt (uncredited)
Allen Jaffe
Radio Listener (uncredited)
Dean Jones
Private in Rocky's Tent at Army Base (uncredited)
Byron Kane
Reporter (uncredited)
Jackie Kelk
George (uncredited)
Kenner G. Kemp
Fight Commissioner's Assistant (uncredited)
Jack Kenney
Reformatory Guard (uncredited)
Jess Kirkpatrick
Chicago Reporter (uncredited)
Richard LaMarr
Fight Spectator (uncredited)
David Leonard
Mr. Mueller (uncredited)
Len Lesser
Reporter at Sparring Session (uncredited)
Robert Loggia
Frankie Peppo (uncredited)
Jack Lomas
Reformatory Guard (uncredited)
Wilbur Mack
Fight Spectator (uncredited)
Philo McCullough
Fight Spectator (uncredited)
Frank McLure
Fight Spectator (uncredited)
Joseph Marr
Customer (uncredited)
Gregg Martell
Guard (uncredited)
Joe McGuinn
Guard (uncredited)
Tyler McVey
Reporter (uncredited)
Tony Michaels
Assistant Commissioner (uncredited)
Billy Nelson
Commissioner (uncredited)
Frank Mills
Counterman at Gym (uncredited)
Robin Morse
Reporter at Boxing Commission Hearing (uncredited)
Sol Murgi
Fight Spectator (uncredited)
Monty O'Grady
Fight Spectator (uncredited)
Ralph Neff
Spectator (uncredited)
Jimmy Murphy
Young Fighter at Gym (uncredited)
James O'Rear
Judge (uncredited)
Jack Orrison
Detective (uncredited)
Jack Perry
Man in Bar (uncredited)
Judson Pratt
Johnny Hyland (uncredited)
Terry Rangno
Rocky at Age 8 (uncredited)
Sid Raymond
Subway Guard (uncredited)
Michael Ross
Subway Guard (uncredited)
Ralph Reed
Soldier (uncredited)
Dick Rich
Geezer (uncredited)
Christopher Riordan
One of Rocky's Friends (uncredited)
Benny Rubin
Fight Promoter (uncredited)
Eddie Ryder
Prisoner (uncredited)
Wayne Taylor
Prisoner (uncredited)
Willard Sage
Captain Earl Woodhope (uncredited)
Scott Seaton
Elevator Passenger (uncredited)
Jack Shea
Leavenworth Prison Guard (uncredited)
Don Shelton
Captain at Court Martial (uncredited)
Court Shepard
Tony Zale (uncredited)
Al Silvani
Rocky's Second (uncredited)
Buster Slaven
Sidekick (uncredited)
Bert Stevens
Fight Spectator (uncredited)
Ray Stricklyn
Bryson (uncredited)
James Todd
Colonel at Court Martial (uncredited)
Renata Vanni
Minor Role (uncredited)
Ray Walker
Zale Ring Announcer (uncredited)
Bob Whitney
Hearing Specatator (uncredited)
Billy Wilson
Commissioner (uncredited)