After the death of a United States Senator, the idealistic Jefferson Smith is appointed as his replacement in Washington. The naive and earnest new senator soon finds himself battling political corruption.

During a dinner party at the Brookfield family estate, private detective Craig Kennedy relates a story of one of his unsolved murder cases. What Kennedy knows, and the other guests do not, is that the person who was the killer in the unsolved mystery is in the room, and Kennedy makes plans to expose him.

President Franklin Roosevelt appoints a theatrical producer as the new Secretary of Amusement in order to cheer up an American public still suffering through the Depression. The new secretary soon runs afoul of political lobbyists out to destroy his department.

Jed Marlowe is a brilliant, scheming, unscrupulous criminal lawyer whose specialty is defending criminal he knows is guilty but gets them off through loop-holes or bribery. Then his daughter, misled by her father’s courtroom performance, but unaware of his back-room tactics, marries the killer her father has just unjustly save from the electric chair. What’s a poor father to do?

A newspaper publisher and his Korean servant fight crime as vigilantes who pose as a notorious masked gangster and his aide.

A Florida-bound train is filled with romance and intrigue when one of the passengers disappears while carrying $11-million in unset jewels.

A G-man woos a newswoman and corners bank robbers with a hostage in a factory.

Russ Matthews, a theatrical agent who is not above pulling off a hoax or two or more to further the career of his clients (and himself), and a newspaper gossip-columnist, Carol Wilson, get involved with gangsters when one of Larry's radio-program future-predicting cons gets out of hand.

When gangster Phil Daley gets rid of his chief Paul Burgess he has everything that money can buy, except the respect of his parents and his sweetheart Susan Warren. His younger brother Danny quits college and forces Phil to make him part of the gang. The overly-ambitious Danny fixes a prize-fight on which rival gang-leader Mike Luger loses heavily and, thinking that Phil has double-crossed him, sends gunmen out to kill Phil. They kill Danny instead and the frightened Phil flees to a country hideout. His chief lieutenant, Sid Travis, sets a trap for Phil when he returns.

A former prizefighter tries to help his son pay off his gambling debts.

A none-too-popular (nor good) radio singer, Rita Wilson is murdered while singing on the air in a radio studio. Radio page boy, Frankie Ryan, and his janitor pal, Jeff, solve the mystery for the none-too-sharp police.

Gangster tries to censor a crusading radio station by jamming its signal.

Womanizer and airline pilot Jack Gordon must fly the world's fastest airliner from New York to California while dealing with dangerous jewel thieves on the run from the law.

An underworld character wins a Broadway nightclub in a card game.

Ferguson is a rough-and-tumble hockey player who discovers that his chosen profession is nothing more than a racket, a plaything for game-fixing racketeers. When his brother is killed in a highly suspicious accident, Ferguson and team trainer Holland join forces to bring the killers to justice.

After winning the heavyweight championship, boxer Duke Foster (Allan Lane) quits the ring to marry socialite Susan Corbin (Heather Angel). When his businessman father-in-law Arnold (Frederick Burton) loses his fortune, Duke returns to the ring to raise money for him. Susan is furious that Duke is breaking his promise never to box again, and the stakes get even higher when a crooked promoter orders him to take a dive ... or else.

Jack Holt stars as Robert Bailey, a Henry Ford-like auto industrialist who decides to give his millions away to various charitable causes. Naturally, this arouses hostility amongst Bailey's friends, relatives and associates, some of whom have murder on their minds.