Man with Two Shadows
"Man with Two Shadows" is the third episode of the third series of the 1960s cult British spy-fi television series "The Avengers", starring Patrick Macnee and Honor Blackman. It originally aired on ABC on 12 October 1963. The episode was directed by Don Leaver and written by James Mitchell. Plot. An agent who has been given multiple personalities reveals a plot to assassinate key government scientists and officials and replace them with doppelgangers. Cathy has to identify the real Steed and eliminate his imposter.