A burglar-proof safe is robbed.
The key to a murder is contained in a cross-word puzzle.
A businessman is the victim of a blackmail plot.
Grant attempts to solve a murder and crack a smuggling ring.
A strange cult is the object of a police probe.
The body of a woman is discovered blowing an automobile horn.
A woman who claims to be dumb, yet doubles her money, is mixed up in a murder.
A jockey, his wife and his boss form a romantic triangle. Then the woman is murdered.
Grant, searching for clues in a murder case, digs into the victim's past.
A fake newspaper sent to a couple is a reminder of something they'd rather forget.
Police find a reportedly empty house filled with people.
The clock on a campus strikes 13 and a student mysteriously disappears.
A resort town is the scene of a murder.
A man finds a money-laden wallet.
Was the "best friend" of a murdered blonde a man, a bank account or a diamond necklace?
Grant tracks an escaped criminal across the Mojave Desert.
Grant mans a stakeout to catch a bandit.
Angie Dickinson plays a cigarette girl murdered by a man in a perfect disguise.
A woman deep in a trance has apparently committed a murder.
Story of a gang of robbers that uses a little girl as its shield.
A con man is not clever enough to prevent his own murder.
The search for a missing derelict leads Grant through the slums of a large city.
A gambler has bet once too often. This time he loses ... his life.
Grant enters the world of art to find the killer of a famous painter.
A couple flee to Nevada without repaying a debt they owe the mob.
A clever crook seizes control of an auction house and operates it as a blind for his crooked activities.
A woman flees the scene of a crime, taking an innocent bystander with her.
Grant tackles a six-year-old missing-person case.
A lovely amnesiac, an attempted murder, mixed identities and an engagement ring are the elements in a case.
A returning GI finds that his wife has disappeared.