When beautiful Mary returns to her "whistle stop" hometown, long-standing feelings of animosity between two of her old boyfriends leads to robbery and murder.
Slip gets fired from his job at a construction company for decking his boss. His sister, who got him a job at the company, is angry with him. Slip manages to get a job with the District Attorney serving warrants, as does Sach. Through his job, Slip finds out that all is not quite kosher at his old construction company, and that his sister may be in danger.
Cashier and part-time starving artist Christopher Cross is absolutely smitten with the beautiful Kitty March. Kitty plays along, but she's really only interested in Johnny, a two-bit crook. When Kitty and Johnny find out that art dealers are interested in Chris's work, they con him into letting Kitty take credit for the paintings. Cross allows it because he is in love with Kitty, but his love will only let her get away with so much.
The bell ringer at a way station in the French Alps, murders a passing horse trader with a thrown rock and relieves him of his bankroll, in order to bribe the daughter of his only friend, a head injury victim considered the village simpleton, into marrying him, despite her love for a lowly woodsman who is, in turn, being cajoled into marriage by the daughter of the wealthy innkeeper.
Sherlock Holmes investigates when young women around London turn up murdered, each with a finger severed. Scotland Yard suspects a madman, but Holmes believes the killings to be part of a diabolical plot.
An estranged wife shows up after a nearly 7 years of disappearance -- thought to be dead, to prevent her husband from marrying his new love until someone kills her.
A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist plans to steal it for use in his criminal plans. His henchmen often kidnap a trained gorilla (the titular "ape") from the zoo, to aid in the schemes.
Suave amateur detective Tom Lawrence--aka Michael Arlen's literary hero The Falcon--arrives in Hollywood for some rest and relaxation, only to find himself involved in the murder of a movie actor. There's no shortage of suspects: the costume designer to whom he was married, a tyrannical director, a beautiful young French starlet, a Shakespeare-quoting producer, even a New York gangster. Helping The Falcon solve the crime is a cute, wise-cracking cab driver and a pair of bumbling cops.
Ignored by his alcoholic parents, Jimmy Wilson starts hanging around with some shady characters. After falling in love with a lounge singer, Jimmy tries to impress her by doing jobs for her shady boss. After one of these jobs goes bad, Jimmy ends up on the run. Eventually, he must confront the truth, his past, and his parents. The judge cites parental neglect in the case of a teenager (John Miljan) charged with murder.
After losing their parents in a flood at a young age, two brothers grow up to become a police officer and a lawyer, working with a local newspaper owner to help rid the city of bootlegging gangsters.
Losing his memories of the last few days, neurologist Dr. Steele is told that his wife has been brutally murdered. Steele, aware of his conniving wife's infidelity, believes he may have been the killer and enlists the aid of his pretty nurse Stella to hypnotize him into recovering his lost memories.
Two industrialists disappear from an airplane while the plane is in the air. Also missing is $100,000. The Falcon investigates and discovers a plot against the government.
Japanese master spy Daka operates a covert espionage-sabotage organization located in Gotham City's now-deserted Little Tokyo, which turns American scientists into pliable zombies. The great crime-fighters Batman and Robin, with the help of their allies, are in pursuit.