The Lone Wolf Spy Hunt

Warren William

Michael Lanyard

Ida Lupino

Val Carson

Rita Hayworth

Karen

Virginia Weidler

Patricia Lanyard

Ralph Morgan

Spiro Gregory

Tom Dugan

Police Sgt. Devan

Don Beddoe

Police Inspector Thomas

Leonard Carey

Jameson

Ben Welden

Jenks

Brandon Tynan

Senator Carson

Helen Lynd

Marie Templeton

Irving Bacon

Patrol Sergeant at Italian Restaurant (uncredited)

Frank Baker

Doorman (uncredited)

James Blaine

Duty Cop at Party (uncredited)

Sammy Blum

Counterman at Italian Restaurant

Stanley Brown

Party Guest (uncredited)

Edmund Cobb

Detective with Note (uncredited)

Alec Craig

Marriage License Bureau Clerk (uncredited)