Si muore solo una volta

An electronic ray that can counter any aerial attacks has just been invented by Professor Goodwin, but before he can put in good hands, he is kidnapped by a criminal organization, that starts an international bid for him and his invention among the rogue countries of the world. The CIA sends Agent Sigma 3 to find the Professor before the transaction takes place. His mission takes him from Rome to Tangiers, and to Barcelona.

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 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 series of incidents involving aircrafts belonging to NATO nations indicates a systematic sabotage.

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

When "The Third Eye" - a criminal organization made up of the world's most vicious killers - kidnaps nuclear scientist Professor Von Kraft, his secret formula for a new atomic weapon that can destroy all human life falls into their evil hands. Making things a tad difficult, however, is that the weapon is located deep beneath the ocean. Nevertheless, the Third Eye plans on experimenting with the device in little more than a week. However, the Secret Service has other ideas and asks "Jerry," their super computer, to locate the best man to stop them: Mark Andrews (RODD DANA), a special forces secret agent who infiltrates the criminal gang under the cover of a robber who just happens to be an expert underwater diver! He also wastes no time romancing all manner of shapely women in the tightest clothes imaginable (when they're wearing more than a modestly placed bed sheet) especially JANINE REYNAUD, the bisexual leader of The Third Eye, who sports a wild wardrobe of very revealing outfits.

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.

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.

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.

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

A secret agent is assigned ot rescue the daughter of a deceased East German scienist, who discovered a valuable formula.

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.

Franco and Ciccio are two simple-minded Italian guys whom are mistaken by KGB spies by government agents from their government and other foreign governments.

When $300,000,000 in diamonds are stolen from a fiery plane wreck the British Government become concerned that it might be part of a plot to undermine the value of sterling. They hire professional photographer, amateur lady-killer, and undercover agent Steve Norton to investigate.

An American CIA agent must find the whereabouts of valuable microfilm that was smuggled over by two Russian scientists who had been hoping to defect.

A master criminal is pursued by inspector Milton

Jonas Wilde, a British secret agent licensed to kill, wants to resign from his murderous work, but his superiors pressure him into taking on a new assignment-the assassination of a defecting Soviet scientist. In the course of the dangerous mission, he discovers a mole has infiltrated British intelligence.

Professor Freeman is an important English scientist that is investigating a method to treat cancer. His daughter is killed in the swimming pool of a hotel in Beirut. The case is confidential so that the mission is entrusted to the Special Agent Mikel Brown.

A man whose hand has been replaced by a steel one finds that his new hand has the ability to retain enough electricity so he can kill his enemies, which is exactly what he starts to do.

Kirk Warren, a former spy, is to be executed because he tried to steal a million dollars. But he is saved by Colonel Smithson because Sir Wilcox has prepared a mission for him. Warren has to steal a secret formula in Switzerland and try to expose the real identity of Mr. X. Kirk leaves London and Alina, his girl, together with three clumsy friends to accomplish his not so secret mission. But Kirk's great love is always a million dollars and not a secret formula.