An actress in New York City goes against a group of gangsters who are abusing her "party girl" friends.
In San Francisco, detective partners Jack Packard and Doc Long are hired by socialite Jefferson Monk who believes someone is following him with the aim to kill him.
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!
