Brigadier Sir Alistair Gordon Lethbridge-Stewart, generally referred to simply as the Brigadier, is a fictional character in the British science fiction television series Doctor Who, created by writers Mervyn Haisman and Henry Lincoln and played by Nicholas Courtney. He is one of the founders of UNIT, an international organisation that defends Earth from alien threats, and serves as commander of the British contingent. Presented at first as reluctant to accept the continuing aid of the Doctor, over time the Brigadier became one of the Doctor's greatest friends and his principal ally in defending Earth.
UNIT is a fictional military organisation from the British science fiction television series Doctor Who and its spin-off series Torchwood and The Sarah Jane Adventures. Operating under the auspices of the United Nations and initially led by Brigadier Lethbridge-Stewart, its purpose is to investigate and combat paranormal and extraterrestrial threats to Earth. Several UNIT personnel played a major role in the original Doctor Who series, and it was a regular feature from The Invasion (1968) until The Seeds of Doom (1976).
Mawdryn Undead is the third serial of the 20th season of the British science fiction television series Doctor Who, which was originally broadcast in four twice weekly parts on BBC1 from 1 to 9 February 1983.
The Virgin New Adventures are a series of novels from Virgin Publishing based on the British science-fiction television series Doctor Who. They continued the story of the Doctor from the point at which the television programme went into hiatus from television in 1989.
Harry Sullivan is a fictional character from the British science-fiction television series Doctor Who and is a companion of the Fourth Doctor. Played by Ian Marter, the character appears as a regular during the programme's twelfth season in 1974–1975. Harry appeared in 7 stories.
Battlefield is the first serial of the 26th season of the British science fiction television series Doctor Who, which was first broadcast in four weekly parts on BBC1 from 6 to 27 September 1989. It was the last to feature Nicholas Courtney as Brigadier Lethbridge-Stewart in Doctor Who.
The Invasion is the partly missing third serial of the sixth season of the British science fiction television series Doctor Who, which was first broadcast in eight weekly parts from 2 November to 21 December 1968.
Downtime is a direct-to-video spin-off of the long-running British science fiction television series Doctor Who. It was produced by the independent production company Reeltime Pictures. It is a sequel to the Second Doctor serials The Abominable Snowmen (1967) and The Web of Fear (1968).
The Ghosts of N-Space is a radio drama based on the long-running British science fiction television series Doctor Who. It was recorded in 1994 and finally broadcast in six parts on BBC Radio 2 from 20 January to 24 February 1996. This was the second Third Doctor radio play, following The Paradise of Death in 1993. Plans for subsequent serials were abandoned after the death of Jon Pertwee in May 1996.
The Auton trilogy is a series of direct-to-video spin-off productions based on the long running BBC science fiction series Doctor Who. The three films in the series are Auton (1997), Auton 2: Sentinel and Auton 3. They were produced by the independent BBV company and are sequels to the Third Doctor stories Spearhead from Space and Terror of the Autons. All three films have been reissued on DVD.
Last of the Gaderene is a BBC Books original novel written by Mark Gatiss and based on the long-running British science fiction television series Doctor Who. It features the Third Doctor, Jo Grant, Brigadier Lethbridge-Stewart, Sergeant Benton, Captain Mike Yates and other members of UNIT.
The Scales of Injustice is a Virgin Missing Adventures original novel written by Gary Russell based on the long-running British science fiction television series Doctor Who. It features the Third Doctor, Liz Shaw and UNIT.
Wartime is a 1988 direct-to-video science fiction film produced by Reeltime Pictures. It is the first professionally produced, authorized independent spin-off of the British television series Doctor Who, and the only such production to be made while the original run of the show was still on the air.
The Eye of the Giant is an original novel written by Christopher Bulis and based on the long-running British science fiction television series Doctor Who. It features the Third Doctor, Liz Shaw and UNIT. It takes place prior to the Missing Adventure The Scales of Injustice by Gary Russell.
The Shadows of Avalon is a BBC Books original novel written by Paul Cornell and based on the long-running British science fiction television series Doctor Who. It features the Eighth Doctor, Fitz, Compassion, Brigadier Lethbridge-Stewart, and Romana III.
UNIT is a fictional military organisation from the British science fiction television series Doctor Who. Operating under the auspices of the United Nations, its purpose is to investigate and combat paranormal and extraterrestrial threats to the Earth.
The Wedding of Sarah Jane Smith is the third serial of the third series the British science fiction television series The Sarah Jane Adventures. The two-part story was first broadcast on BBC One on 29 and 30 October 2009. It guest stars David Tennant as the Tenth Doctor, marking the first appearance of parent programme Doctor Who's main character in a spin-off show. The episode includes the final scenes David Tennant recorded during his first tenure as the Doctor.
Dæmos Rising is a direct-to-DVD spin-off of the long-running British science fiction television series Doctor Who. It was released direct-to-video and produced by the independent production company Reeltime Pictures. It is a sequel to the Third Doctor serial The Dæmons and the 1995 Reeltime video Downtime and is also a tie-in to Telos Publishing's Time Hunter range of books, another Doctor Who spin-off.
Enemy of the Bane is the sixth and final serial of the second series of the British science fiction television series The Sarah Jane Adventures. It first aired in two weekly parts on the CBBC channel on 1 and 8 December 2008. This story was originally intended to be a crossover with the modern Doctor Who series; Russell T Davies, an executive producer of Doctor Who and creator of The Sarah Jane Adventures reveals in his non-fiction book Doctor Who: The Writer's Tale that former companion Martha Jones was intended to appear in the two-parter, but had to be replaced with classic series character Brigadier Lethbridge-Stewart "at the last minute" due to Freema Agyeman's role in the ITV series Law & Order: UK, making this the last episode to have Courtney as the Brigadier prior to his death in 2011.
"Death in Heaven" is the twelfth and final episode of the eighth series of the British science fiction television programme Doctor Who. It was first broadcast on BBC One on 8 November 2014. The episode was written by showrunner Steven Moffat and directed by Rachel Talalay. It is the second of a two-part story; the first episode "Dark Water" aired on 1 November.
