The Zygons are an extraterrestrial race in the long-running British science fiction television programme Doctor Who. The Zygons have shape-shifting abilities, allowing them to replicate the appearance of another being. Limited by the small size of their force, they rely on shape-shifting and their organic space craft to conceal their numbers and seize power on Earth. The Zygons were conceived by writer Robert Banks Stewart, and designed by James Acheson as part of a collaboration with John Friedlander. Then director Douglas Camfield also influenced the final appearance. They were designed to resemble "oversized embryos."
William Nicholas Stone Courtney was an Egyptian-born British actor. He was known for his long-running role as Brigadier Lethbridge-Stewart in the BBC science fiction television series Doctor Who.
Philip Michael Hinchcliffe is a retired English television producer, screenwriter and script editor. After graduating from Cambridge University, he began his career as a writer and script editor at Associated Television before joining the BBC to produce Doctor Who in one of its most popular eras from 1974 to 1977. In 2010, Hinchcliffe was chosen by Den of Geek as the best ever producer of the series.
"Bad Wolf" is the twelfth episode of the revived first series of the British science fiction television series Doctor Who. The episode was first broadcast on BBC One on 11 June 2005. It is the first of a two-part story. The concluding episode, "The Parting of the Ways", was first broadcast on 18 June 2005.
Jubilee is a Big Finish Productions audio drama based on the long-running British science fiction television series Doctor Who. Jubilee was Doctor Who's forty anniversary story. Elements of the story were reworked by Rob Shearman and darker elements removed to create the television episode "Dalek" in the 2005 series.
Philip Martin was an English television screenwriter. He created the BBC television drama series Gangsters in the 1970s and later wrote two television serials for Doctor Who during Colin Baker's tenure as the Sixth Doctor in the 1980s.
Doctor Who Unbound is a series of audio plays produced by Big Finish Productions. Free from the constraints of continuity, the Doctor Who Unbound audios present a series of "What if...?" scenarios, and cast new actors in the role of the Doctor.
"Utopia" is the eleventh episode of the third series of the revived British science fiction television series Doctor Who. It was broadcast on BBC One on 16 June 2007. It is the first of three episodes that form a linked narrative, followed by "The Sound of Drums" and "Last of the Time Lords". The episode serves to re-introduce the Master, a Time Lord villain of the show's original run who last appeared in the 1996 television movie Doctor Who.
"The Doctor's Daughter" is the sixth episode of the fourth series of British science fiction television series Doctor Who. It was broadcast on BBC One on 10 May 2008.
The Destroyer of Delights is a Big Finish Productions audio drama based on the long-running British science fiction television series Doctor Who.
The Twelfth Doctor is an incarnation of the Doctor, the protagonist of the British science fiction television series Doctor Who. He is portrayed by Scottish actor Peter Capaldi in three series as well as four specials. As with previous incarnations of the Doctor, the character has also appeared in other Doctor Who spin-offs.
"The Beast Below" is the second episode of the fifth series of the British science fiction television series Doctor Who. It was written by executive producer and head writer Steven Moffat and broadcast on BBC One and BBC HD on 10 April 2010.
"The Big Bang" is the thirteenth and final episode of the fifth series of British science fiction television programme Doctor Who, first broadcast on 26 June 2010 on BBC One. It is the second part of the two-part series finale; the first part, "The Pandorica Opens", aired on 19 June. The episode was written by head writer and executive producer Steven Moffat and directed by Toby Haynes.
"A Christmas Carol" is an episode of the British science fiction television programme Doctor Who. It is the sixth Doctor Who Christmas special since the programme's revival in 2005, and it was broadcast on 25 December 2010 on both BBC One and BBC America, making it the first episode to premiere on the same day in both the United Kingdom and United States. It was written by Steven Moffat and directed by Toby Haynes.
"The Impossible Astronaut" is the first episode of the sixth series of the British science fiction television series Doctor Who. The episode was written by show runner Steven Moffat and directed by Toby Haynes. It was first broadcast on 23 April 2011 in the United Kingdom on BBC One, the United States on BBC America and in Canada on Space. It also aired in Australia on ABC1 on 30 April 2011. The episode features alien time traveller the Doctor and his companions Amy Pond and Rory Williams, and is the first of a two-part story, which concluded with "Day of the Moon" on 30 April.
"The Doctor's Wife" is the fourth episode of the sixth series of the British science fiction television series Doctor Who, which was broadcast on 14 May 2011 in the United Kingdom, and later the same day in the United States. It was written by Neil Gaiman and directed by Richard Clark.
"Immortal Sins" is the seventh episode of Torchwood: Miracle Day, the fourth series of the British science fiction television series Torchwood. It was originally broadcast in the United States on Starz on 19 August 2011.
"The Night of the Doctor" is a mini-episode of the British science fiction television programme Doctor Who. It was made available on BBC iPlayer and YouTube on 14 November 2013, as part of the BBC One lead-up to the show's 50th anniversary special. It was written by Steven Moffat and starred Paul McGann as the Doctor.
"The Zygon Inversion" is the eighth episode of the ninth series of the British science fiction television series Doctor Who. It was first broadcast on BBC One on 7 November 2015, and was written by Peter Harness and Steven Moffat and directed by Daniel Nettheim. The episode is the second of a two-parter, the first being "The Zygon Invasion", which aired on 31 October 2015.
Abby, originally named Amy, is a fictional character played by Ciara Janson in a series of audio plays produced by Big Finish Productions based on the long-running British science fiction television series Doctor Who. A human "tracer", a device designed to track down the segments of the Key to Time, she is a companion of the Fifth Doctor.
