James Cagney
Role: Lon Chaney
Dorothy Malone
Role: Cleva Creighton Chaney
Jane Greer
Role: Hazel Bennet Chaney
Marjorie Rambeau
Role: Gert
Jim Backus
Role: Clarence Locan
Robert Evans
Role: Irving Thalberg
Celia Lovsky
Role: Mrs. Chaney
Jeanne Cagney
Role: Carrie Chaney
Jack Albertson
Role: Dr. J. Wilson Shiels
Roger Smith
Role: Creighton Chaney (at 21)
Robert Lyden
Role: Creighton Chaney (at 13)
Rickie Sorensen
Role: Creighton Chaney (at 8)
Dennis Rush
Role: Creighton Chaney (at 4)
Nolan Leary
Role: Pa Chaney
Simon Scott
Role: Carl Hastings
Clarence Kolb
Role: Clarence Kolb
Philip Van Zandt
Role: George Loane Tucker
Hank Mann
Role: Comedy Waiter #1
Harry 'Snub' Pollard
Role: Comedy Waiter #2
Emile Avery
Role: Stagehand (uncredited)
Al Bain
Role: Actor in Bullpen (uncredited)
Bobby Barber
Role: The Miracle Man Extra (uncredited)
Russ Bender
Role: Judge (uncredited)
Marjorie Bennett
Role: Vera (uncredited)
June Blair
Role: Chorine (uncredited)
Nicky Blair
Role: Cameraman of ‘Unholy Three' (uncredited)
Larry J. Blake
Role: David T. Stone (uncredited)
Harold Bostwick
Role: Piano Player (uncredited)
Rudy Bowman
Role: Actor in Bullpen (uncredited)
Chet Brandenburg
Role: Stagehand (uncredited)
Helen Brown
Role: Mrs. Heinley (uncredited)
Robert Brubaker
Role: Jack Conway (uncredited)
John Bryant
Role: William R. Darrow Jr. (uncredited)
George Calliga
Role: Ceremony Guest (uncredited)
Charles Cane
Role: Studio Guard (uncredited)
Anna Lee Carroll
Role: Chorine (uncredited)
James J. Casino
Role: Stagehand (uncredited)
Spencer Chan
Role: Chinese Extra in Bullpen (uncredited)
Bill Chatham
Role: Shadow Dancer (uncredited)
Jack Chefe
Role: Extra in Bullpen (uncredited)
Heinie Conklin
Role: Audience Extra (uncredited)
Billy Curtis
Role: Harry Earles (uncredited)
Troy Donahue
Role: Assistant Director (uncredited)
Nancy Kilgas
Role: Mary Philbin (uncredited)
Charles Horvath
Role: Ivan Linow (uncredited)
Robert F. Hoy
Role: Assistant Director in Bullpen