Elvis Presley
Walter Gulick

Gig Young
Willy Grogan

Lola Albright
Dolly Fletcher

Joan Blackman
Rose Grogan

Charles Bronson
Lew Nyack

David Lewis
Otto Danzig

Robert Emhardt
Maynard

Liam Redmond
Father Higgins

Judson Pratt
Howie Zimmerman

Ned Glass
Max Lieberman

George Mitchell
Harry Sperling

Roy Roberts
Jerry Bathgate

Michael Dante
Joie Shakes

Richard Devon
Marvin

Jeff Morris
Ralphie (as Jeffrey Morris)

Chris Alcaide
Danzig Hood (uncredited)

Ed Asner
Assistant District Attorney Frank Gerson (uncredited)

Nick Dimitri
Boxer (uncredited)

Frank Gerstle
Romero's Manager (uncredited)

George J. Lewis
Romero's Trainer (uncredited)

Ralph Moody
Peter J. Prohosko (uncredited)

Bert Remsen
Max (uncredited)

Jeffrey Sayre
Bevis (uncredited)

Charles Sherlock
Bailey's Handler (uncredited)

Al Silvani
Training Camp Spectator (uncredited)

Sailor Vincent
Fight Cornerman (uncredited)

Red West
Opponent (uncredited)

Harry Wilson
Bailey Fight Spectator (uncredited)

Bill Zuckert
O'Grady (uncredited)