OSS 117 is asked for help by a female acquaintance Muriel Rousset. She beseeches him to retrieve secret documents which have been stolen from Sir Anthony Lead, the father of Anita and Marion. He complies with her wish and no obstacle or danger can hinder him from meeting her expectations.

An American agent disappears after a scuba diving reconnaissance mission in Corsica. The Secret Service sends agent code name OSS 117 to investigate.

A secret agent sets out to stop an evil scientist who is about to unleash on the world a virulent biological strain he has developed during experiments on rats.

A secret agent is dispatched to find a rare and valuable drug.

After an American Navy base is annihilated by a secret weapon, Agent OSS 117 is sent to Japan to investigate the organization that's claiming responsibility, and threatening the US with another attack, if they don't pay.

A secret agent is sent to the Middle East to destroy a gang of assassins.

OSS 177 goes on holiday to Brazil, but is called into action when he finds himself being stalked by a double.

An American traveling in Europe suddenly disappears, and his daughter, married to an eminent scientist, receives a letter asking her to go to Antwerp, which she does with her young son. Both are about to disappear. OSS 117 is asked by his superiors to solve these mysterious disappearances.