Part Four
Series Episode Number: 409World Premiere: Sat 18 Oct 1975 - 5:46pm BST [BBC One] (United Kingdom)
First Broadcast: Fri 4 Apr 1980 - 5:30pm CST [WTTW 11 Chicago]
Running Time: 23 minutes 43 seconds
10.10 Million (UK)
Appreciation Index: 54 (UK)Chart Position: 26 () (UK)
Recorded on Tue 15 Jul 1975 in Television Centre 3
Unable to escape, the Morestran probe is being pulled back to the surface of Zeta Minor. On board the ship, the Doctor and Sarah are hemmed in by anti-men!
| Characters include uncredited | ||
|---|---|---|
| Doctor Who |  | Tom Baker |
| Sarah Jane Smith |  | Elisabeth Sladen |
| Sorenson |  | Frederick Jaeger |
| Vishinsky |  | Ewen Solon |
| Salamar |  | Prentis Hancock |
| Reig |  | Melvyn Bedford |
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