Episode 17·September 30, 1967·60 min
Return of the Cybernauts
The brother of the late Clement Armstrong sets a deadly trap for Steed and Mrs. Peel, whom he blames for his brother's death at the hands of his murderous creations, the Cybernauts.
The brother of the late Clement Armstrong sets a deadly trap for Steed and Mrs. Peel, whom he blames for his brother's death at the hands of his murderous creations, the Cybernauts.