An up and coming politician is caught in a compromising photograph taken by a maid, who turns out to be part of a sophisticated blackmail ring. When the girl is found murdered, he holds an incriminating old dueling pistol.

An international criminal arrives in London, and a detective is anxious to pin something on him for some unprovable murders of former lovers. The villain starts to suspect servants and henchmen of being a police spy known as "Number Six".

The police investigate the murder of an officer, killed during a jewel robbery.

In Copenhagen, a former resistance fighter seeks the traitor responsible for betraying his comrades during World War II.

After the mysterious crash of a millionaire's private plane, scientists secretly harvest the dying man's brain and keep it alive in a laboratory in order to communicate via telepathy.

Story of the life of Quentin Crisp, an Englishman who was brave enough to live his life according to his own style even in the hostile days of WW2.