Infamous burglar "The Bat" commits a daring jewelry theft despite heavy police presence. Soon after, a bank theft occurs, which may be the work of the criminal as well. Meanwhile, Cornelia Van Gorder has various people arrive at her old mansion, including her niece, Dale, a bank employee, and police detective Anderson. When guests start turning up dead, Cornelia begins to suspect that The Bat may be lurking around the estate.
A lovely dame with dangerous lies employs the services of a private detective, who is quickly caught up in the mystery and intrigue of a statuette known as the Maltese Falcon.
In 19th Century Paris, a maniac abducts young women and injects them with ape blood in an attempt to prove ape-human kinship but constantly meets failure as the abducted women die.
The disappearance of people and corpses leads a reporter to a wax museum and a sinister sculptor.
A domineering money-bags' suppressed incestuous urges go into overdrive when her half-brother brings a new bride home to the family’s gloomy Fifth Avenue mansion. The title refers to a secret soundproofed chamber that the villainess uses to entrap her enemies.
Prohibited from seeing her actor sweetheart Herman Brandt by her tyrannical parents, sweet young Vienesse lass Mariette defies authority by regularly visiting Brandt's downstairs apartment. The lovers' signal is a song called "The Firebird," which Brandt sings whenever he wants Mariette to visit him. When the actor is murdered, poor Mariette and her parents are prime suspects. But the truth is a bit more complicated than that, involving as it does a haughty aristocrat, a powerful diplomat and a most unusual "candid camera" device.
A wisecracking New York reporter intrudes on a research scientist's quest to unmask The Moon Killer.
Rival newspaper reporters Pat Morgan and Ted Rand find themselves unraveling the mystery behind the death of a millionaire philanthropist who fell from his penthouse balcony. When it is discovered that the plunge was not an accident, the building's residents come under suspicion. Soon, the body count begins to mount as three more murders occur by strangulation.
A husband and wife detective team takes on the search for a missing inventor and almost get killed for their efforts.
One of the last of the silent Sherlock films.
When Captain Howland decides that his daughter Tess is getting a bit to old to continue to go to sea with him, they move into a small cottage on the coast of Maine, but not for long. A local millionaire, Frederick Garfield, lays a false claim to the property and has them evicted. Later, when Tess saves a young man about her age from drowning, she is a bit dismayed to learn that he is Garfield's son. But when her father is jailed on a false-accusation charge of murder, the younger Garfield comes to their aid and proves he himself.
One of a series of movies based on the character Philo Vance
One of a series of murder mysteries featuring the character Philo Vance. A Lost Movie
Gertie Waxted knows how notorious gangster Jim Crelliman runs his rackets, because she's long been under the hoodlum's thumb. She's secretly helping lawyer Jackson Durant in a snoop job aimed at pinning a murder on the thug. Her life will be in peril when that secret gets out.
When a movie actor is shot and killed during production, the true feelings about the actor begin to surface. As the studio heads worry about negative publicity, one of the writers tags along as the killing is investigated and clues begin to surface.
A criminal lawyer's wife is blackmailed when she is falsely accused of infidelity.
Philo Vance, accompanied by his prize-losing Scottish terrier, investigates the locked-room murder of a prominent and much-hated collector whose broken Chinese vase provides an important clue.
Val takes the assistance of a society reporter and a journalist to investigate the disappearance of her half-sister Arlene, a wealthy socialite who is involved in criminal activities.
Wonderful idea to give a party with people who dislike each other. Late at night, everyone decides to go into the pool, except Stamm, who is drunk. Montague dives in as does Greeff and Leland, but only Greeff and Leland come out. Montague is no where to be found so Leland suspects foul play and calls the cops. Luckily, Philo is with the D.A. and comes along, but they do not find Montague. When they drain the pool the next day, they find nothing except what looks like dragon prints. Philo has his suspicions and tries to piece the clues together to find out what has happened.
The zany plot follows nitwit Gracie Allen trying to help master sleuth Philo Vance solve a murder.