Craig masquerades as a dead foreign agent. When he is given away as a spy, he is dropped into the ocean and Richard and Sharron frantically search the Caribbean for him.

Mad scientist Cranmore tries to recreate super-humans to equal the Nemesis trio. Sharron is tricked into the experiment and Cranmore awaits her rescue, hoping to ensnare Craig and Richard.

Drug addicts are becoming victims not only of their vice but of the lethal effects of tainted dope that is being distributed in London. Scotland Yard cannot track down the dealers and the Nemesis organisation is asked to help.

Nemesis agents take on a very unusual role as domestic staff, when asked to protect the life of a former dictator. Domestic duties give way to dangerous circumstances.

The Champions find themselves hot on the trail of a broker when asked to investigate a man whose plans for a revolutionary aircraft have been shelved.

When Richard Barrett infiltrates a gang of fanatical assassins, he learns that Tremayne is to be their next victim. Will he be able to stop the killers in time?

Richard and Sharron accompany a visiting President and his wife on a submarine journey, but an assassination attempt means that they will require all of their powers to save the President.

Richard is kidnapped from his flat and is held prisoner by a mysterious gang. Craig is sent by Tremayne to track down Richard's whereabouts.

Voodoo magic? Or something with a logical explanation? This is what the Champions have to find out when a Nemesis scientist apparently dies of fear ... to the sinister background of throbbing Voodoo drums.

The Champions are sent to Italy to find out why a number of Interpol agents have committed suicide.

Craig and Sharron pose as a gangster and his moll in an attempt to block an escape route for criminals.

Craig, Sharron and Richard go to Wales to find the meaning behind a mysterious message received by a journalist.

A world-famous doctor is held captive on a Caribbean island and The Champions are sent to the rescue.

Sharron takes a few days' holiday in Cornwall and disappears. Craig and Richard's search leads them into an encounter with hooded monks, ghostly woods and the supernatural.

The Champions, disguised as scientists, investigate the disappearance of several key boffins working on the same top-secret experiment.