Underworld king Lee Lother has been killed aboard a ocean liner, several people could have been the murderer. There is his mistress Anya Roysen, a married woman, who was jealous of his flirtations with his old moll, night club singer Sally Marsh, who had agreed for one last night with Lother, to get her younger brother Ned out of the Lother's clutches because he has faked Lother's name on a check to pay his gambling debts. Then there is Sally's new flame Jimmy Brett, a con man and gentlemen thief, who has out-tricked Lother in a fixed poker game, and is, together with shorty, after the ladies jewels. Inspector McKinney suspects Joe Saunders, a recently released convict, who was arrested due to some tips by Lother, but Ned and Sally insist that they committed the crime alone.

Shortly after Moody Pierson saves Sheriff Tim's life, Moody is arrested for murder. Tim doesn't believe he did it and lets him get away. Kicked out as Sheriff, Tim goes after the real kiler and this leads him to the town controlled by Red Slavins.

Inspector Steve Trent tracks the stolen Cortez emerald, last pilfered by a murdered gangster.

In India, a police inspector investigates a murder that took place on a train between Calcutta and Bombay.

A relationship gradually develops between a savvy New York City street girl and a good-hearted cab driver, but other matters keep getting in their way, including financial problems and a murder.

Police Inspector Steve Trent is called to the Radford Arms, a high-rise apartment building that has been taken over by a bank and its apartments now-unoccupied.

A "mama's boy" falls for a spinster who takes care of children at a department store nursery.

Prohibition is ending so bootlegger Bugs Ahearn decides to crack California society. He leases a house from down-on-her-luck Ruth and hires her as social secretary. He rescues Polly Cass from a horsefall and goes home to meet her dad who sells him some phony stock certificates. When he learns about this he sends to Chicago for mob help.

At a Florida hotel, absconding miscreant J. Effingham Bellweather goes slapstick golfing with the house detective's flirtatious wife and an incompetent caddy.

An ocean liner is found at sea with everyone on board dead. An investigation is begun to find out what happened.

A sleazy lawyer's female assistant sets out to end his cheating ways.

An actress is murdered in the midst of shooting a dance sequence for her latest picture, with Inspector Steve Trent on the case.

The various residents and occupants of a resort hotel await the outcome of a horse race at a nearby track, as it will affect each of their lives in different ways.

A telephone operator gives up her job to try to be a nightclub singer.

Wealthy, aging millionaire John Hunter Yates (Frank Morgan) seeks to recapture his youth by pursuing a young actress, Blossom Bailey (Elissa Landi), leading him from America to Europe, where he finances her and a musician lover, only to realize his mistakes and return to his neglected wife, Elinor, understanding their true connection.

A woman's love for and devotion to a married man results in her being relegated to the "back streets" of his life.

Money was what gangster Vince M. Falcone wanted most and he did lay hands on millions of dollars by fair means or (mostly) foul. But once he became rich what he craved for was respectability. So why not marry a lovely society lady? And with a young daughter as a bonus Mister Falcone could show off among the creme de la creme. Of course when times got rough he felt free to desert his wife and little girl. Fortunately Taps, a lawyer working for the underworld, will console them both.

Champion boxer Jimmy Dolan has cultivated a wholesome image for himself, but he's a boozer and womanizer behind the scenes. Intoxicated at a party, he punches a reporter who threatens to expose his hypocrisy, and accidentally kills him. Dolan panics and skips town, winding up on a farm that serves as a home for disabled children run by kindhearted Peggy. As the cynical Dolan falls for Peggy, he begins to change his ways.

When Texas Grant rides into town people think the supposedly dead Jim Rawlins has returned. After a confrontation with Utah Becker, Grant learns Jim's wife, Helen, is about to lose her ranch to Becker, so he decides to stay and pose as Rawlins in an effort to help her.

A singer is involved with two women in his life, one a "good" girl and one a "bad" one."