Doctor Who Terminus: Part Four (Season 20, Episode 16)
TV-G
TV Episode | 25 min | Adventure, Drama, Family

Doctor Who

Terminus: Part Four (Season 20, Episode 16)

TV-G

TV Episode | 25 min | Adventure, Drama, Family

In attempting to reopen a doorway into the TARDIS, Turlough activates Terminus' automated fuel-jettisoning sequence. The first time this sequence was engaged, it flung its first of two massive loads of unstable fuel into the distant past, ...See moreIn attempting to reopen a doorway into the TARDIS, Turlough activates Terminus' automated fuel-jettisoning sequence. The first time this sequence was engaged, it flung its first of two massive loads of unstable fuel into the distant past, producing the Big Bang that created the universe. This second sequence - if the Doctor can't find a way to shut it down - will release a second massive load, the explosion of which will entirely negate the effects of the first. Written by statmanjeff See less

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Cast	+ Add Cast
14 cast members

Name	Known for
Peter Davison The Doctor The Doctor See fewer	Doctor Who (1963)
Sarah Sutton Nyssa Nyssa See fewer	Doctor Who (1963)
Janet Fielding Tegan Tegan See fewer	Doctor Who (1963)
Liza Goddard Kari Kari See fewer	Doctor Who (1963)
Dominic Guard Olvir Olvir See fewer	The Go-Between (1971)
Mark Strickson Turlough Turlough See fewer	Doctor Who (1963)
Valentine Dyall Black Guardian Black Guardian See fewer	The Haunting (1963)
Martin Potter Eirak Eirak See fewer	Fellini Satyricon (1969)
Andrew Burt Valgard Valgard See fewer	The Legend of King Arthur (1979)
Tim Munro Sigurd Sigurd See fewer	Great Expectations (1981)
Peter Benson Bor Bor See fewer	Albion Market (1985)
R.J. Bell The Garm The Garm See fewer	Superman III (1983)
Martin Muncaster Tannoy (voice) Tannoy (voice) See fewer	Blue Iguana (2018)
Jean Channon Lazar (uncredited) Lazar (uncredited) See fewer	Biography (1970)