- Country: USA
- Genres: Comedy, Music, Romance
- Release: 1937-09-17
- Director: Theodore Reed
- Writers: M. Coates Webster , Charles Lederer , Erwin S. Gelsey , Duke Atteberry
- Language: English
- Stars: Bing Crosby (1903–1977) , Martha Raye , Andy Devine , Mary Carlisle , William Frawley , Benny Baker , Samuel S. Hinds (1875–1948) , William Henry , Fay Holden , Bert Hanlon
- Runtime: 90 min
- Awards: N/A
- AKA: Hjärtats nyckel heter sång (Sweden) , Double or Nothing (United Kingdom) , Double or Nothing , Doble o nada (Mexico) , Double or Nothing (United States of America) , Quitte ou double (France, French Republic) , Doppelt oder Nichts (Germany) , O Dobro ou Nada (Brazil) , Millionen vinker (Norway)
- Plot: A dying millionaire instructs his lawyers to drop twenty-five purses containing a $100 bill on the streets of New York City. Four honest 'finders' return them to the lawyers. Under the terms of the will, each of them is given $5,000, and the first one to double that money within 30 days will receive the entire estate: $1,000,000. However, the greedy relatives cut from the will are determined to thwart each one's plans.
- IMDB:tt0028806
Double or Nothing Cast · · · ALL
Theodore Reed
Director
Bing Crosby
(1903–1977)
'Lefty' Boylan
Martha Raye
Liza Lou Lane
Andy Devine
Half Pint
Mary Carlisle
Vicki Clark
William Frawley
John Pederson
Samuel S. Hinds
(1875–1948)
Jonathan Clark
Fay Holden
Martha Sewell Clark
William Henry
Egbert Clark
Bert Hanlon
Nick Praxitales
Gilbert Emery
Mr. Mitchell
Walter Kingsford
Mr. Dobson
Benny Baker
Sailor
John Gallaudet
Johnny Rutherford
Harry Barris
Sing Orchestra Leader
Alphonse Bergé
Specialty
Frances Faye
Liza's Sister
Arthur Housman
(1889–1942)
Drunk
Bess Flowers
Nightclub Patron (uncredited)
Olaf Hytten
Eustace the Butler (uncredited)
Victor Sen Yung
Minor Role (uncredited)