The Doctor and Sarah return to Earth in the present day to find a strangely deserted village and woods stalked by white-clad figures.
Length 100 minutes
Tom Baker | Elisabeth Sladen | Milton Johns | Peter Welch | Martin Friend | Max Faulkner | Dave Carter | Ian Marter | Roy Skelton | John Levene | Stuart Fell | Patrick Newell | Hugh Lund | Heather Emmanuel