Dwight Stanford and his wife, Penny, are a pair of spendthrifts who can't hold on to money, dependent for support on Dwight's rich uncle, who sends them a monthly allowance. Conrad Norris, Dwight's cousin, disapproves of Dwight and Penny, and resents his uncle's generosity. The uncle is the victim of a hit-and-run accident and, there being no will, Conrad, as next of kin, inherits. Switch, the uncle's lawyer, tells Dwight he is shutout with no hope of appeal. Dwight starts writing mystery novels about a fictional detective named Steven Knight, which become instant hits and the money pours in.

An ad man gets his model girlfriend to pose as a debutante for a new campaign.

A millionaire is found murdered in his apartment. Suspicion falls on a variety of suspects, including his fiancée and her parents, the butler, and a professional mentalist known as The Great Gambini.

Fifi Sands, whose husband is constantly unfaithful, is prevented from obtaining a divorce by Bedlow, her husband's lawyer. At a dinner party given by Smith, a columnist, she announces that her husband has at last granted her freedom; but Owen McDonald, her childhood sweetheart, whom she still loves, is disappointed to learn that she is not asking for alimony or a settlement. When her young son, Alan, announces that his father has been murdered, he accuses his mother of trying to shield McDonald, whom he suspects of the crime. Fifi goes to Bedlow for aid, and learning that she no longer loves McDonald, he agrees to help; but Bedlow locks her in the apartment, then confesses his love for her and admits to the murder of her husband. Dr. Cummings and Alan come to her aid; and returning to the drawing room, they find that Bedlow has leaped to his death. Fifi finds happiness at last with the doctor.

The second version of Louis Joseph Vance's 1907 mystery melodrama The Brass Bowl. The story of a wealthy world traveler and his evil lookalike, the master criminal Anisty.

The Great Power