K'Anpo persuades the Doctor he must face his fear and return the crystal to the Great One.But first they need to get past Barnes and his men.
Quest roles:
Richard Franklin(Mike Yates), Nicholas Courtney(Brig. Lethbridge-Stewart), Christopher Burgess(Barnes), George Cormack(Dalios), John Dearth(Boss (voice)), Carl Forgione(Land), John Kane(Tommy), Kismet Delgado(Spider (voice)), Gareth Hunt(Arak), Kevin Lindsay(Styre / The Marshal), Ysanne Churchman(Alpha Centauri (voice)), Terence Lodge(Orum), Andrew Staines(Captain), Ralph Arliss(Tuar)