Con man Dudley Jerico sets out to rob corrupt millionaire Victor Rosso of his legendary Gemini diamond, but there's another operator in town who is out to con the con.

Sir Francis Drake was a British adventure television series starring Terence Morgan as Sir Francis Drake, commander of the sailing ship the Golden Hind. As well as battles at sea, sword fights, the series also deals with intrigue at Elizabeth's court, often caused by Spaniard, Mendoza.