New York schoolmarm Hildegarde Withers assists a detective when a body of unscrupulous stockbroker Gerald Parker suddenly appears in the penguin tank at the aquarium.

After being fired from his job at the Marriage License Bureau, a clerk turns to matchmaking.

From MGM's "Crime Does Not Pay" series. Mobsters convince a meat packing company employee to help them hijack a truckload of beef.

Eccentric tycoon Jasper Whyte hosts a dinner at his mansion and announces that he will divide his money and give each guest a million dollars before the stroke of midnight. When his long-lost granddaughter suddenly arrives, Whyte changes his mind and proclaims that she will receive his entire fortune. A second lady appears at the estate, claiming that she is actually Whyte's granddaughter, Doris Waverly, and the first woman is found murdered in her room! With each guest possessing a motive, the mystery of the killer's identity briskly unfolds through a stirring series of surprises.

Inventor Robert Fulton receives support from a tavern owner and a shipyard worker to help realize his dream of a high-powered steamboat.

A gentleman thief charms a Viennese baron's wife and also conducts a daring daylight robbery of a jeweller's shop.