- Country: USA
- Genres: Crime, Mystery, Romance
- Release: 1941-11-13
- Director: Edward Dmytryk
- Writers: Stuart Palmer , Louis Joseph Vance
- Language: English
- Stars: Warren William , Ruth Ford , Roger Clark , Victor Jory , Eric Blore , Thurston Hall , Fred Kelsey , Victor Kilian , Marlo Dwyer , Lester Sharpe
- Runtime: 66 min
- Awards: N/A
- AKA: Secrets of the Lone Wolf (United States of America) , As Jóias do Imperador (Brazil) , Secretos del lobo solitario (Mexico) , Secrets of the Lone Wolf (United Kingdom) , Segredos do Lobo Solitário (Portugal, Portuguese Republic) , Secrets of the Lone Wolf
- Plot: Michael Lanyard is hired to safeguard gems intended to finance a foreign nation's battle for liberty.
- IMDB:tt0034165
Secrets of the Lone Wolf Cast · · · ALL
Edward Dmytryk
Director
Warren William
Michael Lanyard
Ruth Ford
Helene de Leon
Roger Clark
Paul Benoit
Victor Jory
'Dapper' Dan Streever
Eric Blore
Jamison
Thurston Hall
Inspector Crane
Fred Kelsey
Wesley Dickens
Victor Kilian
Colonel Costals
Lester Sharpe
Deputy Duval