The Brigadier
Co-founder and commander of the British contingent of UNIT
The Brigadier was played by Nicholas Courtney in 23 stories between 1968 and 1989. Alistair Gordon Lethbridge-Stewart was a Colonel in the Scots Guards in The Web of Fear (1968). In The Invasion (1968) he was a Brigadier and head of UNIT. He also worked with the Third, Fourth, Fifth and Seventh Doctors. Courtney reprised the role on television for the BBC Children in Need special Dimensions in Time (1993) and in the spin-offs Wartime (1987/1997) Downtime (1995) with other Doctor Who alumni. He also lent his voice to the BBC radio adventures The Paradise of Death (1993) and The Ghosts of N-Space (1996) with Jon Pertwee and Elisabeth Sladen. Courtney died in 2011.
 SEASON 5 (1967-68): The Web of Fear |  SEASON 6 (1968-69): The Invasion |
 SEASON 7 (1970) |  SEASON 8 (1971) |
 SEASON 9 (1972): Day of the Daleks |  SEASON 9 (1972): The Time Monster |
 SEASON 10 (1972-73): The Three Doctors |  SEASON 10 (1972-73): The Green Death |
 SEASON 11 (1973-74): The Time Warrior |  SEASON 11 (1973-74): Invasion of the Dinosaurs |
 SEASON 11 (1973-74): Planet of the Spiders |  SEASON 12 (1974-75): Robot |
 SEASON 13 (1975-76): Terror of the Zygons |  SEASON 20 (1983): Mawdryn Undead |
 20th Anniversary Special: The Five Doctors (1983) |  SEASON 26 (1989): Battlefield |
 Downtime (1995) |  Wartime (1997 revised version) |
