William Powell

Nick Charles

Mario Soffici

Myrna Loy

Nora Charles

Silvia Legrand

Barry Nelson

Paul Clarke

Guillermo Battaglia

Donna Reed

Molly Ford

Alita Román

Sam Levene

Lieutenant Abrams

Julián Bourges

Alan Baxter

'Whitey' Barrow

Juan Carlos Galván

Henry O'Neill

Major Jason I. Sculley

Trissi Bauer

Richard Hall

Nick Charles, Jr.

Virginia Romay

Stella Adler

Claire Porter

Mario Danesi

Osvaldo Terranova

Loring Smith

'Link' Stephens

Joseph Anthony

Fred Macy

Héctor Gance

Enrique Kossi

Lou Lubin

'Rainbow' Benny Loomis

Louise Beavers

Stella

José María Fra

Roberto Bordoni

Skippy

Asta

Oliver Blake

Lawyer Fenster

Adeline DeWalt Reynolds

Barrows' Landlady (uncredited)

George Lloyd

Pipey (uncredited)

Sid Melton

Fingers (uncredited)

Jody Gilbert

Lana Webb (uncredited)

Tor Johnson

"The Irish Thrush", a wrestler (uncredited)

The Cardiff Giant

Bearded Wrestler (uncredited)

Ava Gardner

Passerby at Racetrack (uncredited)

John George

Wrestling Match Spectator (uncredited)

Aldrich Bowker

Watchman (uncredited)

H.B. Haggerty

Mug

Al Bain

Wrestling Match Spectator (uncredited)

Arthur Aylesworth

Second Coroner (uncredited)

Tom Coleman

Cop (uncredited)

Joe Devlin

Mug Starting Fight at Wrestling Match (uncredited)

Fred Graham

Waiter with Steak (uncredited)

Herschel Graham

Wrestling Match Spectator (uncredited)

Joey Ray

Stephens' Clerk (uncredited)

Ray Teal

Cab Driver (uncredited)

Will Wright

Maguire - Nervous Ticket Seller (uncredited)

Antonio Cunill Jr.

Director

W.S. Van Dyke

Director

Antonio Cunill Jr.

Guión

Marco Denevi

Guión

Mario Soffici

Guión

Irving Brecher

Guión Adaptado

Harry Kurnitz

Guión Adaptado, Historia

Dashiell Hammett

Personajes

William H. Daniels

Director de Fotografía

Ignacio Souto

Director de Fotografía

Valdo Sciammarella

Compositor de la Música Original

Douglas Shearer

Recording Supervision

David Snell

Música

GSL

Compañía de Produccion

Robert Kalloch

Diseño de Vestuario

Robert Kern

Editor

Cedric Gibbons

Dirección Artística

Edwin B. Willis

Decorados