Still trapped in E-Space, the Doctor, Romana, Adric and K9 encounter a medieval civilisation dominated by the Three Who Rule, vampires who govern from their mighty castle.
Tom Baker
The Doctor
Lalla Ward
Romana
Matthew Waterhouse
Adric
John Leeson
K9 (voice)
Emrys James
Aukon
Rachel Davies
Camilla
William Lindsay
Zargo
Clinton Greyn
Ivo
Rhoda Lewis
Marta
Thane Bettany
Tarak
Iain Rattray
Habris
Arthur Hewlett
Kalmar
