Si muore solo una volta

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.

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 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.

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.

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

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

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.

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.

F.B.I. agents David Blair and Thelma Avery are assigned to search for Professor Weiss, who had mysteriously disappeared after discovering an antidote for atomic radiation.

An international gang of gun dealers in the USA has stolen the prototype of a laser rifle from a German laboratory. The FBI agent Cormoran is being sent to recover the state-of-the-art and highly effective weapon. But there are some indications that he has defected to the enemy. Since agent 007 is currently on another mission, the chief of intelligence has to fall back on his second best man, the previous number 006. And so the German secret agent John Krim is given the assignment to get the rifle back, find evidence of Cormoran’s treachery and finally eliminate the colleague. Krim’s journey takes him across the ocean, and there he experiences incredible adventures in San Francisco, Los Angeles and Las Vegas. Two women get in his way, and Krim can’t be sure whether he can trust them or whether they too are working for the other side.

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