The son of an Argentine chemist travels to Vienna, to solve the murder of his father. Step by step, he realizes that his father was internationally entangled in secret service machinations and chemical weapon sales, and ends up in mortal danger himself. Meanwhile, he also realizes that there is no connection between his father's murderess and those dubious activities. Her motive for killing him goes back much futher, to a court hearing during the Third Reich...

Anita Drögemöller hat sich von einer kleinen Straßenhure zum Luxus-Callgirl gemausert. Doch eines Tages findet sie ihren früheren Zuhälter mit gebrochenem Genick tot in ihrer Wohnung. Hauptkommissar Langensiepen nimmt die Ermittlungen auf und stößt auf ein undurchdringliches Netz aus Sex, Lügen, Staatsraison und Mord.

A man is found dead in a London hotel. The knife is still firmly stuck in the victim's chest, and Inspector Perkins strangely finds a glass eye in his jacket pocket. Kurt after that a second, mysterious murder happens: A city-famous dancer of the Las Vegas Girls, who perform at the London Odeon Theater, is poisoned. Is there a connection between the pretty dancer and the hotel guest? Inspector Perkins and his colleagues are pressed for time. The "man with the glass eye" strikes deadly again and again. A first clue leads Scotland Yard to a billiard club, where one has to show a glass eye as an admission ticket.

English millionaire Sir Cyrus Bradley is being blackmailed by “The Tortoise” Crime Syndicate. He is to pay £ 100,000.00 Pounds to stay alive and not be murdered. After his refusal to pay the money, he is quickly killed. Cyrus‘ nephew, Don Micklem, plans to avenge the death of his uncle and sets out on a quest to expose “The Tortoise“…

Arthur Milton aka Der Hexer (The Magician/Ringer) must return to London after his calling card was left at the scene of a murder he did not commit.

Scotland Yard must discover why people are being murdered by a monstrous dog at Blackwood Castle.

Scotland Yard investigates a series of murders where the victims have died by snake venom poisoning.

A serial killer who calls himself "The Laughing Corpse" dresses up in a skeleton costume and kills his victims with a poison-filled scorpion-shaped ring.

A rich man bequeaths seven keys to seven of his friends, but only one will unlock the door to untold wealth.

The sister of a famous, but as yet uncaught, criminal named "The Hexer" is murdered. Inspector Higgins of Scotland Yard believes that "The Hexer" will surface to take his revenge on his sister's killers, and plans to set a trap to finally capture him. However, soon bodies start piling up, and it looks as if "The Hexer" may get away yet again.

A teenager named Kurrat mysteriously disappears from a German boys' school. Then a teacher is found dead; the mystery grows.

Scotland Yard is after a homicidal maniac called The Blue Hand, which is what he uses to kill his victims.

A disfigured killer with glazed-over white eyes is doing the dirty work so that an insurance agent-doctor can get the victims' insurance money.

Police try to track down a hooded serial killer who murders his victims with a combination of acid and poison gas.