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.

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

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.

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

Mike Gold is trying to nail a terrorist spy ring who he believes killed his partner. His investigation takes him to Beirut where he is ensnared by a faux-damsel in distress called Jane.

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.

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

A 1965 Italian adventure-Eurospy film directed by Sergio Sollima (credited as Simon Sterling). This is the first chapter in the Sollima's spy film trilogy with Agent 3S3. Here the intelligence agent from the U.S. is tasked with uncovering the leader of the Black Scorpion.

A government agent tries to prevent foreign spies from obtaining a scientist's formula for a solid-rocket-fuel.

CIA agent Jeff Larson is sent to investigate suspicious activities at a U.S. base located in southern Spain. He discovers the base is being heavily monitored by the KGB via hidden cameras and moles within the base, and he must find a way to ferret the traitors out whilst avoiding discovery of his investigation.

A Chinese scientist takes a plane to the United States of America to warn that China has the atomic bomb. On the way, however, the plane is intercepted by the Secret Service and shot down, falling over Italy. The scientist, who was saved, is later taken to his destination by a secret agent, but with much difficulty.