After a jeweler hires a private detective to help him find $50,000 missing from his company, he is murdered while attending a society party; and the private eye, aided by his comely secretary, vies with a bumbling police detective to find the murderer among several suspects, including the dead man's daughter, her current husband, her former husband, and an ex-convict.

• M & A Alexander Productions Inc.
• Ralph Graves
• Lola Lane
• James Burke
• Lois Wilson
• Edward Earle
• Hyram A. Hoover
• Charles Ray
• John Elliott