"A husband and wife detective team takes on the search for a missing inventor and almost get killed for their efforts."
William Powell
as Nick Charles
Myrna Loy
as Nora Charles
Maureen O'Sullivan
as Dorothy Wynant
Nat Pendleton
as Inspector Guild
Minna Gombell
as Mimi Wynant
Porter Hall
as Herbert MacCaulay
Henry Wadsworth
as Tommy
William Henry
as Gilbert Wynant
Harold Huber
as Arthur Nunheim
Cesar Romero
as Chris Jorgenson
Natalie Moorhead
as Julia Wolf
Edward Brophy
as Joe Morelli
Edward Ellis
as Clyde Wynant
Cyril Thornton
as Tanner
William Augustin
as Wynant's Butler (uncredited)
Polly Bailey
as Janitress (uncredited)
Arthur Belasco
as Detective (uncredited)
Brooks Benedict
as Night Club Patron (uncredited)
Tui Bow
as Stenographer (uncredited)
Raymond Brown
as Dr. Walton (uncredited)
Ruth Channing
as Mrs. Jorgenson (uncredited)
Jack Cheatham
Clay Clement
as Quinn (uncredited)
Dorothy Compton
as Maid at Dinner Party (uncredited)
Nick Copeland
as Reporter (uncredited)
John Dunsmuir
as Boxer at Party (uncredited)
Pat Flaherty
as Fighter at Party (uncredited)
Bess Flowers
as Nick's Party Guest (uncredited)
Douglas Fowley
as Taxi Driver (uncredited)
Christian J. Frank
as Plainclothesman (uncredited)
Kay Garrett
as Nightclub Patron (uncredited)
Kenneth Gibson
as Apartment Clerk (uncredited)
Dick Gordon
Creighton Hale
Sherry Hall
Edward Hearn
Robert Homans
as Billy (uncredited)
John Irwin
as Face Tefler (uncredited)
Thomas E. Jackson
Sydney Jarvis
as Witness (uncredited)
Tiny Jones
as Woman Buying Newspaper (uncredited)
Kenner G. Kemp
John Larkin
as Porter (uncredited)
Dixie Laughton
Walter Long
as Stutsy Burke (uncredited)
Fred Malatesta
as Joe (uncredited)
Hans Moebus
William H. O'Brien
as Bartender (uncredited)
Frank O'Connor
as Detective Waiter (uncredited)
Henry Otho
as Burly Party Waiter-Bodyguard (uncredited)
Garry Owen
Lee Phelps
Alexander Pollard
as Waiter Hired for Dinner (uncredited)
Albert Pollet
Bob Reeves
as Cop (uncredited)
Bert Roach
as Crying Man at Party (uncredited)
Rolfe Sedan
as Waiter (uncredited)
Gertrude Short
as Marian (uncredited)
Lee Shumway
Skippy
as Asta (uncredited)
Pietro Sosso
as Butler (uncredited)
Ben Taggart
as Police Captain (uncredited)
Phil Tead
George Templeton
Harry Tenbrook
as Guest at Nick's Party (uncredited)
Leo White
as Leo (uncredited)
Charles Williams
as Fighter Manager (uncredited)
Will Aubrey
as (uncredited)
Huey White
W.S. Van Dyke
Director
Dashiell Hammett
Novel
Albert Hackett
Screenplay
Frances Goodrich
James Wong Howe
Director of Photography
Robert Kern
Editor
Cedric Gibbons
Art Direction
David Townsend
Assistant Art Director
Edwin B. Willis
Ted Allen
Still Photographer
Dolly Tree
Costume Design
Lesley Selander
Assistant Director
Wayne Allen
Orchestrator
Maurice De Packh
David Snell
Jack Virgil
Howard Dietz
Public Relations
Clarence Sinclair Bull
Hunt Stromberg
Producer
William Axt
Original Music Composer
Douglas Shearer
Sound Director
Eugene Joseff
Other