Air: Oct 25 1975. 4 eps.
The Tardis lands at a mansion owned by an archeologist studying the ruins of Sutekh the Destroyer, an Osirian whose kind landed on Earth and became worshiped by the Egyptians. Sutekh has animated the corpse of the archaeologist’s deceased brother to travel to the ruins of Osiris on the planet Mars to liberate himself from his prison. Can The Doctor stop him in time?