| Paul Newman | Rocky Graziano | 
    
    
      | Pier Angeli | Norma Graziano | 
    
    
      | Everett Sloane | Irving Cohen | 
    
    
      | Eileen Heckart | Ma Barbella | 
    
    
      | Sal Mineo | Romolo | 
    
    
      | Harold J. Stone | Nick Barbella | 
    
    
      | Joseph Buloff | Benny | 
    
    
      | Arch Johnson | Heldon | 
    
    
      | Sammy White | Whitey Bimstein | 
    
    
      | Robert P. Lieb | D. A. Hogan | 
    
    
      | Theodore Newton | Edward Eagan | 
    
    
      | Steve McQueen | Fidel (uncredited) | 
    
    
      | Stanley Adams | Romolo's Attorney (uncredited) | 
    
    
      | Fred Aldrich | Ringside Photographer (uncredited) | 
    
    
      | Leon Alton | Fight Spectator (uncredited) | 
    
    
      | William Boyett | Military Policeman (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 | Captain Grifton (uncredited) | 
    
    
      | Gene Coogan | Bookie (uncredited) | 
    
    
      | Clancy Cooper | Captain Lancheck (uncredited) | 
    
    
      | Matt Crowley | Lou Stillman (uncredited) | 
    
    
      | Michael Dante | Shorty (uncredited) | 
    
    
      | Ray Danton | Reporter (voice) (uncredited) | 
    
    
      | James Dime | Training Spectator (uncredited) | 
    
    
      | Robert Easton | Corporal Quinbury (uncredited) | 
    
    
      | John Eldredge | 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 | Prison Guard (uncredited) | 
    
    
      | Bern Hoffman | Fat Man at Hijacking Attempt (uncredited) | 
    
    
      | Allen Jaffe | Radio Listener (uncredited) | 
    
    
      | Dean Jones | Private in Rocky's Tent (uncredited) | 
    
    
      | Byron Kane | Reporter (uncredited) | 
    
    
      | Jackie Kelk | George (uncredited) | 
    
    
      | Kenner G. Kemp | 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 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 | Rocky's Friend (uncredited) | 
    
    
      | Benny Rubin | Fight Promoter (uncredited) | 
    
    
      | Eddie Ryder | Prisoner (uncredited) | 
    
    
      | Wayne Taylor | Prisoner (uncredited) | 
    
    
      | Willard Sage | Earl Woodhope (uncredited) | 
    
    
      | Scott Seaton | Elevator Passenger (uncredited) | 
    
    
      | Jack Shea | 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 | (uncredited) | 
    
    
      | Ray Walker | Zale Ring Announcer (uncredited) | 
    
    
      | Bob Whitney | Hearing Specatator (uncredited) | 
    
    
      | Billy Wilson | Commissioner (uncredited) | 
    
    
      | Anne Caprile | Norma (french voice) |