The Ark in Space (4)
Run Time: mins
Air Date: Sat, 15 Feb 1975
Average Rating: ⭐ 8.7 (6 votes)
BBC One BBC TelevisionSeason 12 - Episode 8
Average Rating: ⭐ 8.7 (6)
The Doctor tries to protect the humans still in cryogenic suspension from the Wirrn, who are determined to use Earth as their new breeding ground.