Secrets of the Lone Wolf

Warren William

as Michael Lanyard

Ruth Ford

as Helene de Leon

Roger Clark

as Paul Benoit

Victor Jory

as 'Dapper' Dan Streever

Eric Blore

as Jamison

Thurston Hall

as Inspector Crane

Fred Kelsey

as Wesley Dickens

Victor Kilian

as Colonel Costals

Marlo Dwyer

as 'Bubbles' Deegan

Lester Sharpe

as Deputy Duval

Irving Mitchell

as Mr. Evans

John Harmon

as Bernard

Joe McGuinn

as Bob Garth

Wheaton Chambers

as Vanderbeek (uncredited)

Ken Christy

as Doorman (uncredited)

James Conaty

as Jewel Buyer (uncredited)

Bob Reeves

as Police Officer (uncredited)

Walter Sande

as Squad Car Officer (uncredited)

Harry Strang

as Squad Car Driver (uncredited)

John Tyrrell

as Toledo Patterson (uncredited)

Paul Phillips

as Six O'Clock Sam (uncredited)