John Drew Barrymore

George La Main (as John Barrymore Jr.)

Preston Foster

Andy La Main

Joan Lorring

Marion Rostina

Howard St. John

Al Judge

Dorothy Comingore

Julie Rostina

Philip Bourneuf

Dr. James Cooper

Howland Chamberlain

Flanagan

Myron Healey

Kennealy

Emile Meyer

Peckinpaugh (as Emil Meyer)

Mauri Lynn

Singer, Terry Angeleus

Robert Aldrich

Ringsider at Fight

Edna Smith

Joseph Losey

Director

Ring Lardner, Jr.

Screenplay

Lyn Murray

Original Music Composer

Stanley Ellin

Novel

Stanley Ellin

Screenplay

Philip A. Waxman

Producer

Joseph Losey

Screenplay

Hugo Butler

Screenplay

Hal Mohr

Director of Photography

Edward Mann

Editor

Joe King

Costume Design

Nicolai Remisoff

Art Direction

Edward G. Boyle

Set Decoration

Leon Becker

Sound Designer

Mac Dalgleish

Sound Designer

John Orlando

Property Master