Sixth part of Jerry Cotton movies. Agent Jerry Cotton infiltrates a big crime syndicate that is planning a major diamond heist.

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

When another dead elderly gentleman is fished out of the Thames, Inspector David Perkins is convinced that the gorilla gang is active again. On a doll found with the body, characters of an African language are discovered. Together with Sergeant Pepper and language specialist Susan MacPherson, the search for the head of the gang begins.

Seetha and Harold Berger are rescued from the desert by a caravan and brought to a small village. However, the greedy owner of the house where they are lodged betrays the law of hospitality and reveals their location to Prince Ramigani. The couple tries to escape but is hunted and captured by Ramigani and his men. Meanwhile Irene Rhode and her husband Walter Rhode suspect that Maharaja Chandra is not telling the truth about Harold's destiny. The conspirator Ramigani forces Seetha to accept to get married with Chandra to provoke the wrath of the priests and get the alliance of Prince Padhu and his army. In the meantime, Harold succeeds in escaping from the dungeon and seeks out Seetha to save her.

In Eschnapur, a German architect saves the life of the Maharajah's favorite temple dancer and becomes Maharajah's friend but their friendship is tested when the architect and the dancer fall in-love, triggering the Maharajah's vengeful ire.

Hamburg, Germany, 1944, during World War II. A serial killer terrorizes the city. When it seems clear that the local police are unable to catch him, forces as dark and terrible as the criminal himself become involved in the case.

A wildly anarchic satire of guerrilla terrorism in which a band of leftist radicals inadvertently become puppets of the West German government, which uses them to justify its authoritarian policies.

A Chinese cult bent on taking over the world uses an idol called The Golden Reptile that they believe can give them the power to achieve their goal.

Three murdered prostitutes, a perplexed commissioner, a trap for the killer and good atmosphere in the Apollo nightclub.

An exotic dancing girl of India inflames the passions of a traveling draftsman.