• title card: NIGHTMARE superimposed on a scientific laboratory scene (recreated by Richard McGinlay)
  • Publicity still: Steed and Dr. Keel pause in a Soho street, unsure where the fake MI5 agent they have been pursuing has gone (from a promotional shoot but similar to this episode’s chase sequence).
  • Publicity still: Dr. Keel and Steed scale a wall in the back streets of the West End as they continue to pursue Commander Reece (image may be from a promotional shoot).

Series 1 — Episode 4
Nightmare

by Terence Feely

Production No 3368, VTR/ABC/1098
Production completed: January 28 1961. First transmission: January 28 1961.