- Country: USA
- Genres: Comedy, Drama, Film-Noir
- Release: 1942-01-19
- Director: Robert Siodmak
- Writers: Jay Dratler , F. Hugh Herbert , Sidney Sheldon , Ben Roberts
- Language: Chinese | English
- Stars: Nancy Kelly , Richard Carlson , Albert Bassermann , Miles Mander , Walter Kingsford , Martin Kosleck , Marion Martin , Oscar O’Shea , Mary Gordon , Edward Gargan
- Runtime: 74 min
- Awards: N/A
- AKA: Secrets of G32 (United Kingdom) , Le meurtrier s'est échappé (France, French Republic) , O Segredo do Professor (Brazil) , Fuga de noche (Mexico) , Fly-By-Night , Nocny lot (Poland) , Flykt i natten (Sweden) , Volo notturno (Italy) , Fly-By-Night (United States of America) , Mysteerio G-32 (Finland)
- Plot: After being charged with the murder of a scientist, a young doctor must track down a Nazi spy ring to clear his name.
- IMDB:tt0034740
Fly-By-Night Cast · · · ALL
Robert Siodmak
Director
Richard Carlson
Dr. Geoffrey Burton
Nancy Kelly
Pat Lindsay
Albert Bassermann
Dr. Storm
Miles Mander
Professor Langer
Edward Gargan
Officer Charlie Prescott
Adrian Morris
Officer John Prescott
Martin Kosleck
George Taylor
Walter Kingsford
Heydt
Cy Kendall
Dahlig
Nestor Paiva
Grube
Oscar O’Shea
Pa Prescott
Mary Gordon
Ma Prescott
Arthur Loft
Inspector Karns
Marion Martin
Nurse
Clem Bevans
Station Watchman
John Butler
Detective Jenks
John Dilson
Police Dr. Tracy
Kate MacKenna
Cook at Gas Station
Gladys Blake
Sales Clerk (Uncredited)
Nell Craig
Sales Clerk (Uncredited)
Milton Kibbee
Hotel Desk Clerk (Uncredited)
Eddie Acuff
Garage Attendantt (Uncredited)
Stanley Blystone
Policeman (Uncredited)
Wade Boteler
O'Brien (Uncredited)
Eddie Dunn
Police Sergeant (Uncredited)