A young attorney (Bonita Granville) is convinced a murder suspect is innocent in the killing of his wife.

A detective investigates the disappearance of a girl's body from the city morgue.

A criminal psychologist treats an artist whose blackouts coincide with a series of murders.

A young married couple whose plans for their life together haven't turned out as expected decide to rob the bank where the husband works of $100,000, then hide the money in a safe place and return for it after they serve out their sentences. All goes according to plan until they get out of prison, when they find that they're being trailed by an insurance investigator and the husband's old cellmate, who has decided that he wants a cut of the money.

A young girl goes to work as a live-in caretaker for a spooky old woman. She doesn't know that every night, the woman drains some blood from her to feed her strange plant.

A gang of criminals, which includes a piano player and an imposing former convict known as 'Gruesome', has found out about a scientist's secret formula for a gas that temporarily paralyzes anyone who breathes it. When Gruesome accidentally inhales some of the gas and passes out, the police think he is dead and take him to the morgue, where he later revives and escapes. This puzzling incident attracts the interest of Dick Tracy, and when the criminals later use the gas to rob a bank, Tracy realizes that he must devote his entire attention to stopping them.

Greedy heirs wait in a mansion for a rich cat lover to die, only to learn her cats come first.