Doctor Who/Terror of the Zygons

Terror of the Zygons
Season 13, Serial 1
Airdate	August 30, 1975
Production Number	4F
Written by	Robert Banks Stewart
Directed by	Douglas Camfield
← 12x05 Revenge of the Cybermen	13x02 → Planet of Evil
Doctor Who — Season Thirteen

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Terror of the Zygons is the first serial of the thirteenth season of Doctor Who, and the eightieth serial overall.

Part One: Tom Baker (Doctor Who), Elisabeth Sladen (Sarah Jane Smith), Ian Marter (Harry Sullivan), John Woodnutt (Duke of Forgill), Nicholas Courtney (Brigadier Lethbridge Stewart), John Levene (RSM Benton), Lillias Walker (Sister Lamont), Robert Russell (The Caber), Angus Lennie (Angus), Tony Sibbald (Huckle), Hugh Martin (Munro), Bruce Wightman (Radio Operator), Keith Ashley (Zygon)

Part Two: Tom Baker (Doctor Who), Elisabeth Sladen (Sarah Jane Smith), Ian Marter (Harry Sullivan), John Woodnutt (Duke of Forgill), Nicholas Courtney (Brigadier Lethbridge Stewart), John Levene (RSM Benton), Lillias Walker (Sister Lamont), Robert Russell (The Caber), Tony Sibbald (Huckle), Bernard G. High (Corporal), Keith Ashley, Ronald Gough (Zygons)

Part Three: Tom Baker (Doctor Who), Elisabeth Sladen (Sarah Jane Smith), Ian Marter (Harry Sullivan), John Woodnutt (Duke of Forgill), Nicholas Courtney (Brigadier Lethbridge Stewart), Lillias Walker (Sister Lamont), Robert Russell (The Caber), John Levene (RSM Benton), Angus Lennie (Angus), Peter Symonds (Soldier), Keith Ashley, Ronald Gough (Zygons)

Part Four: Tom Baker (Doctor Who), Elisabeth Sladen (Sarah Jane Smith), Ian Marter (Harry Sullivan), John Woodnutt (Duke of Forgill), Nicholas Courtney (Brigadier Lethbridge Stewart), Lillias Walker (Sister Lamont), Robert Russell (The Caber), John Levene (RSM Benton), Keith Ashley, Ronald Gough (Zygons)