Dick Powell's Zane Grey Theatre (1956)

S6E6 The Mind Robber (1)

The TARDIS materializes in a stark white void after making a hasty escape from a volcanic eruption on Dulkis. The Doctor, along with Jamie and Zoe, discovers they have landed in the Land of Fiction, a place where imaginative characters spring to life. There, The Master, the enigmatic leader, selects the Doctor to assume his role.