Accused of helping an enemy submarine, a man escapes and joins a beautiful girl in trying to find the real traitors.

In Victorian era London, the inhabitants of a family home with rented rooms upstairs fear the new lodger is Jack the Ripper.

A cab driver nearly hits a man with amnesia, then helps him unravel his past, only to discover he's a murder suspect as she falls for him.

Beyond Hell's Gate Pass is territory controlled by a man who calls himself King Carter; he uses a variety of schemes to prevent the railroad from being built, for fear it will finish his control of (what he considers) his land.

Robert is found beside the highway with a head injury and amnesia. His amnesia motivates him to become a Physician and the country's leading criminal psychologist.

In the midst of World War II, Sherlock Holmes rescues the Swiss inventor of a new bomb-sight from the Gestapo and brings him to England, where he quickly falls into the clutches of the evil Professor Moriarty.

An American joins the British Royal Air Force just before Pearl Harbor is attacked, and falls in love with a beautiful English girl.

Poor physics student Marie is studying at the Sorbonne in 1890s Paris. One of the few women studying in her field, Marie encounters skepticism concerning her abilities, but is eventually offered a research placement in Pierre Curie's lab. The scientists soon fall in love and embark on a shared quest to extract, from a particular type of rock, a new chemical element they have named radium. However, their research puts them on the brink of professional failure.

The citizens of a tiny Cornish village are tormented during World War II by a headless ghost which is haunting the local tin mine.

Snobbish attorney Charles 'Beauty' Steele loses his wife due to his drinking and his airs at the same time that his brother-in-law absconds with funds belonging to one of Steele's clients. In search of the thief, Steele is attacked and left for dead. He is rescued by a kindly couple, but suffers from amnesia. He starts life afresh and is happy, until the return of his memory sends him back to resolve his old involvements.