Edinburgh, 1831. Among those who undertake the illegal trade of grave robbery is Gray, ostensibly a cab driver. Formerly a medical student convicted of grave robbery, Gray holds a grudge against Dr. MacFarlane who had escaped detection and punishment.

An adolescent believes that his widowed mother's suitor may have murdered his father.

After the King of Ruthenia has been assassinated, Holmes and Watson are engaged to escort his son to Europe via Algiers, aboard a transatlantic ocean liner which also carries a number of suspicious persons, any of whom may be involved in a plot to also assassinate him.

Melodrama set in Victorian Brighton. Scheming pub landlady uses the timorous son of a domineering pharmacist to assist in the poisoning of her drunkard husband. (The title is from the way pharmacists used to wrap parcels containing poison).

Julia Ross secures employment with a wealthy widow and goes to live at her house. Two days later, she awakens in a different house in different clothes and with a new identity.

The famous detective and his trusty side-kick, Tinker, are called in by the War Office to find some important papers that were stolen from a man killed during an air raid.

A socialite marries a prominent novelist, which spurs a violent, obsessive, and dangerous jealousy in her.

While watching from her train window, Nikki Collins witnesses a murder in a nearby building. When she alerts the police, they think she has read one too many mystery novels. She then enlists a popular mystery writer to help her solve the crime on her own, but her sleuthing attracts the attentions of suitors and killers.

When composer George Harvey Bone wakes with no memory of the previous night and a bloody knife in his pocket, he worries that he has committed a crime. On the advice of Dr. Middleton, Bone agrees to relax, going to a music performance by singer Netta Longdon. Riveted by Netta, Bone agrees to write songs for her rather than his own concerto. However, Bone soon grows jealous of Netta and worries about controlling himself during his spells.

A military nurse recovering at an inn from a nervous breakdown keeps having dreams where she sees two men trying to murder a third. When she meets a man who is a federal agent at the inn, she is astounded to discover that he is the man in her dream who is the intended murder victim.

The life of American public enemy number one who was shot by the police in 1934.

The life of Al Roberts, a pianist in a New York nightclub, turns into a nightmare when he decides to hitchhike to Los Angeles to visit his girlfriend.

Architect Walter Craig, seeking the possibility of some work at a country farmhouse, soon finds himself once again stuck in his recurring nightmare. Dreading the end of the dream that he knows is coming, he must first listen to all the assembled guests' own bizarre tales.

A World War II veteran hunts down the Nazi collaborators who killed his wife.

During the Spanish Civil War, an agent on a mission to purchase coal meets with murder and counterspies.

A telephone operator plays homicide detective with her boyfriend, making it harder for the police.

In occupied France, a convicted thief and murderer escapes the guillotine when a bombing raid strikes the prison, but is quickly re-captured by the inspector of the Surete responsible for his original arrest. Fearing the guillotine more than his actual death, the convict inveigles the inspector to help him with a plan to rescue 100 Frenchmen taken by the Gestapo following an act of sabotage: he will confess to being the saboteur and allow himself to be executed by firing squad, the Gestapo's method of execution, thus freeing the 100 men.

A seductive woman gets an innocent professor mixed up in murder.

A guilt-ridden man blames himself for his wife's death and secretly pays an assassin to kill him. But then he finds out that his wife isn't dead at all. And now the assassin is on his trail, with no way to call off the hit.

A man recovers on his death bed after his wife makes a mysterious pact with a strange woman. But is he really alive?

In Nazi Germany in 1936 seven men escape from a concentration camp. The camp commander puts up seven crosses and, as the Gestapo returns each escapee he is put to death on a cross. The seventh cross is still empty as George Heisler attempts an escape to freedom in Holland.

When a woman is found dead with her throat torn out, the local villagers blame a supernatural monster. But Sherlock Holmes, who gets drawn into the case from nearby Quebec, suspects a human murderer.

The famous Borgia Pearl, a valuable gem with a history of bringing murder and misfortune to its owner since the days of the Borgias, is brought to London, thanks in part to Sherlock Holmes. But before long the jewel is stolen, due to an error on Holmes' part, and shortly thereafter, a series of horrible murders begin, the murderer leaving his victims with their spines snapped and surrounded by a mass of smashed china.

A drifter claims the money in an old bank account. Soon he finds himself the target of two men who turn out to be the sons of the man's old partner, who is now in prison because of a conflict with him over the money in that account.