On his uncle's death Sir Henry Baskerville returns from Canada to take charge of his ancestral hall on the desolate moors of Devonshire, and finds that Sherlock Holmes is there to investigate the local belief that his uncle was killed by a monster hound that has roamed the moors since 1650, and is likely to strike again at Sir Henry.
Story of a tuna fisherman who has been wrongfully convicted of a murder he did not commit. His exemplary behavior in prison ensures that he is up for early parole. He realizes, however, that his movements will be limited, and he will be unable to join and wed his beloved. The only solution is to escape and hunt down the real killer, himself.
Drummond's wedding with Phyllis is interrupted when the inspector guarding their gifts is killed. He tries to trace the killers and uncovers the mystery of diamond counterfeiters.
Jerry Cummings, a mining engineer, has pledged a large diamond on a short-term note to a pair of crooked loan sharks, Crone and Jan Jaffin, and heads for Mexico. His daughter Betsy, posing as a jewel thief called Mary Layton, is working to keep the crooks from absconding with the jewel, and her efforts are hindered greatly by an artist, Jimmy Baxter, who thinks she is a crook and Crone and Jaffin the good guys.
Robert Tisdall finds on the beach the corpse of a woman he knew. Others wrongly conclude that he is the murderer. Fleeing, he desperately attempts to prove that he is not the killer. A young woman becomes embroiled in the effort.
Drummond's girlfriend is kidnapped by his enemies and he along with his friend Nielsen, an inspector from Scotland Yard, follow the trail and try to rescue her from the kidnappers.
Returning from European exile where she avoided testifying against her criminal associates, a former singer with a tell-all diary is murdered to insure her silence.
Madeline Goddard, is a British double agent who meets and falls in love with a German spy Baron Karl Von Marwitz during World War I. This tale of espionage blends high adventure and romance making perfect order from wartime chaos and growing in faith from despair.
Ann Harding plays a lovely but somewhat naive young woman who goes on a European vacation after winning a lottery. Swept off her feet by charming Basil Rathbone, Harding finds herself married before she is fully able to grasp the situation. Slowly but surely, Rathbone's loving veneer crumbles; when he casually asks Harding to sign a document turning her entire fortune over to him, she deduces that her days are numbered.
Drummond manages to save a woman from jumping in front of his car but she runs away with his car. He traces her and she asks him to help her out of a dangerous situation.
Karl Anton Verloc and his wife own a small cinema in a quiet London suburb where they live seemingly happily. But Mrs. Verloc does not know that her husband has a secret that will affect their relationship and threaten her teenage brother's life.
After three British agents are assigned to assassinate a mysterious German spy during World War I, two of them become ambivalent when their duty to the mission conflicts with their consciences.
Assistant District Attorney Jeffery Powell has just sent an innocent man to prison for the murder of a gambler. Powell is in love with, Marion Courtney, but he's unaware that Marion is the sister of the innocent man he sent to prison. Marion gets herself committed to a women's prison to get proof from inmate, Evelyn 'Duchess' Thane, that her brother is innocent. Powell learns of Marion's plight and believes she's in love with the man he sent to prison.
James Houghland, inventor of a new method by which television signals can be instantaneously sent anywhere in the world, refuses to sell the process to television companies, who then send agents to acquire the invention any way they can. On the night of his initial broadcast Houghland is mysteriously murdered in the middle of his demonstration and it falls to Police Chief Nelson to determine who the murderer is from the many suspects present.
After a series of murders, a man finds out that his mother was bitten by a vampire bat during her pregnancy, and he believes that he may be the vampire committing the murders.