William Warner is a lawyer who is famous for his skill at opening any kind of lock, making him a valuable commodity. William is unknowingly enlisted by German spies who want him to open a chest containing a secret formula. This leads to a madcap adventure involving spies, the police and lots of picked locks!

Genres

Cast

Edmund Lowe

William Warner

Janis Carter

Myra Warner

Robert B. Williams

Malloy (as Bob Williams)

Richard Hale

John Heyser

Stanley Clements

Tuffy

Tom Kennedy

Watchman (uncredited)

Kaye Dowd

Secretary (uncredited)

Dusty Anderson

Beautiful Girl (uncredited)

Harry 'Snub' Pollard

Witness (uncredited)

Carole Mathews