A series of murders in Michigan lead an American secret agent to Amsterdam, where he uncovers a plot to imperil the world with a potent new drug.

A veteran US Secret Service agent must thwart the covert conspiracy of an enemy spy network that threatens the world's safety.

Agent Lemmy Logan is investigating the case of a missing NASA scientist and discovers that an ex nazi is developing a new super weapon.

An airplane crashes in Spain. The Russian as well as the Chinese government take care of the events because on board there was a "black box" containing precious and dangerous devices for the whole world.

A contemporary gang of international thieves has found the multi-billion counterfeit money stash that the Nazis produced. They need to dump it all across the world at once. A lower-level dame is spotted distributing some of it, and this sets American agent Bob Dixon (Stephen Forsyth) onto the trail.

Vine finds himself on the trail of a missing Russian spy and soon finds himself involved in a bonkers plot involving Albanians and the Chinese.

Lucio sees his holiday on the Italian Alps interrupted when he is suddenly and unwillingly involved in an International plot involving fake dollar bills.

Klima, Deputy Minister of Industry of the Republic of Alabanda, has come to Japan to purchase materials for the water dam construction. Kitami, who called himself a salesman and met with Klima, acts as his bodyguard. However, Kitami learns that a large number of industrial cylinders unrelated to dam construction have been purchased, and Klima secretly confined her secretary, a former army colonel, and threatened to produce poisonous gas. Klima packed the gas in a cylinder and sent it to Alabanda in an attempt to cause a civil war between the government and the tribes. Around that time, Klima secretly investigated Kitami's identity and learned that he was a secret agent.

Secret agent Perry Grant is called in to investigate a strange case which involves counterfeit money, industrial espionage, and a fashion company that may be functioning as a front for a secret criminal organization.

A US Secret Service agent must go to Hong Kong because of the disappearance of some important documents that carried her former partner in the Korean War. These documents, if they fell into enemy hands, could be very dangerous and cause many more deaths.

A secret agent travels to Singapore in search of a secret formula. Just about everyone he trusts ends up betraying him.

Lady Lorraine Lister, a financer of expensive experiments, has discovered a way to obtain pure diamonds by the means of a radiation device. She hires five renowned scientists to participate in additional experiments regarding this new contrivance. However, it soon happens that the device is stolen, and the scientists mysteriously disappear! Agent Dick Smart is called in by the CIA to track down the scientists and recover the device. With the help of incredible gadgets and lots of bravado, he manages to locate the source of an underground operation in Rio De Janeiro: an operation headed by a mysterious man with a speaking device fastened to his throat.