Robert Taylor
'Killer' McCoy

Edward Arnold
Jim Cain

Frank Morgan
Brian McCoy

Maureen O'Sullivan
Sheila 'Shelia' Carson

William Gargan
Johnny Martin

Lionel Stander
'Happy' Lane

Jane Wyman
Vivian

Nat Pendleton
'Pug' Walsh

Charles D. Brown
Bill Thorne

Gene Reynolds
Tommy McCoy, as a boy

Don 'Red' Barry
Pete Mariola

Isabel Jewell
Mrs. Martin

J. Farrell MacDonald
Father Patrick Ryan

Donald Douglas
Murray

Russell Custer
Boxing Match Spectator (uncredited)

Paul Fix
Joe the Warehouse Bodyguard (uncredited)

Horace McMahon
Rocky Simpson (uncredited)

Dick Rich
Mariola's Assistant (uncredited)

Henry Roquemore
Stout Man in Bar (uncredited)

Charles Sherlock
Reporter (uncredited)

Dick Wessel
Fighter at Gym (uncredited)

Lester Dorr
Photographer (uncredited)

George Ford
Party Guest (uncredited)

Louis Natheaux
Madison Square Garden Official (uncredited)