A freak accident leads to the discovery of a drug smuggling ring. The group operates by sneaking cocaine across borders in padded jackets, leading John Drake to nab one of the coats for his investigation. Posing as one of the smugglers, he soon makes contact with a Contessa; but believing her husband to be the one behind the operation, Drake continues to search for his whereabouts.
When twenty five million dollars in forged currency floods the European capitals, John Drake is assigned by U.S. Intelligence to trace the source. The trail leads to an ex-Nazi General staying at a lake-side hotel in the mountains. Drake faces death before he can solve the case and uncover the secret of the lake.
Drake flies into Havana using the cover of a journalist, there to interview one of the heros of the revolution, Joaquin Paratore. His real purpose is to rescue another agent posing as a journalist (Miller) who has been framed for the murder of a famous actress. Miller had taken up with the actress when he found out she was Paratore's mistress and could provide useful information. After being wounded by the police and becoming the object of a manhunt, Miller relies on Drake to get him out with the help of ""Doris""
Secret agent John Drake goes to Japan to infiltrate a secret society that specializes in murder. (Season 4 episodes combined and released for theatres.)
A retorspective of Edwin Astley's music for the Danger Man series by his son, Jon Astley.