One Dangerous Night

Warren William

as Michael Lanyard / The Lone Wolf

Marguerite Chapman

as Eve Andrews

Eric Blore

as Jamison

Mona Barrie

as Jane Merrick

Tala Birell

as Sonia Budenny

Margaret Hayes

as Patricia Blake (Shaw)

Ann Savage

as Vivian

Thurston Hall

as Inspector Crane

Warren Ashe

as Sidney Shannon

Fred Kelsey

as Detective Dickens

Gerald Mohr

as Harry Cooper

Louis Jean Heydt

as Arthur

Frank Sully

as Hertzog - Henchman

Eddie Marr

as Mac, Henchman

Roger Clark

as John Sheldon II

Gregory Gaye

as Dr. Eric Budenny (as Gregory Gay)

Nina Vale

as Coatroom Girl (uncredited)

Lloyd Bridges

as Airline Gate Attendant (uncredited)