Part One
Series Episode Number: 554World Premiere: Mon 4 Jan 1982 - 6:56pm GMT [BBC One: England and Northern Ireland] (United Kingdom)
First Broadcast: Sun 24 Apr 1983 - 11:00pm CDT [WTTW 11 Chicago]
Running Time: 24 minutes 14 seconds
9.10 Million (UK)
Chart Position: 54 () (UK)
Recorded on Tue 15 Sep 1981 in Television Centre 3
The Doctor tries to recuperate within the Zero Room, leaving Nyssa, Adric and Tegan to face the Master. Then Adric is taken and the TARDIS plunges towards Event One...
| Characters include uncredited | ||
|---|---|---|
| The Doctor |  | Peter Davison |
| Tegan |  | Janet Fielding |
| Nyssa |  | Sarah Sutton |
| Adric |  | Matthew Waterhouse |
| The Master |  | Anthony Ainley |
| Head of Security |  | Dallas Cavell |
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