The first appearance of Bette Davis in a made-for-television film has an evil mastermind (Davis) plotting against a CIA agent (Robert Wagner) for control of a deadly submarine. Aired in 1971, Madame Sin was the most expensive TV movie of the time.
CIA (Central-Intelligence-Agency),agent [representative],criminal,espionage,evil,genius,kidnapping,nuclear-weapon,pawn [person],robbery,scheme,submarine,world-domination