Calificación
Reparto

Warren William
Michael Lanyard / The Lone Wolf

Marguerite Chapman
Eve Andrews

Eric Blore
Jamison

Mona Barrie
Jane Merrick

Tala Birell
Sonia Budenny

Margaret Hayes
Patricia Blake (Shaw)

Ann Savage
Vivian

Thurston Hall
Inspector Crane

Warren Ashe
Sidney Shannon

Fred Kelsey
Detective Dickens

Gerald Mohr
Harry Cooper

Louis Jean Heydt
Arthur

Frank Sully
Hertzog - Henchman

Eddie Marr
Mac, Henchman

Roger Clark
John Sheldon II

Gregory Gaye
Dr. Eric Budenny (as Gregory Gay)