The sudden deaths of several of Steed's former army colleagues are revealed to be part of an elaborate engine of destruction, devised by a man court-martialled by them all. And now he is playing a deadly game.
Quest roles:
Alex Scott(Averman), Peter Jeffrey(Prendergast), Garfield Morgan(Gilbert), Aubrey Richards(Professor Witney), Geoffrey Russell(Dexter), Anthony Newlands(Brigadier Wishforth-Brown), Brian Badcoe(Cooty Gibson)