Terror of the Zygons (4)
Show: Doctor Who --> Season: 13 - Season 13
AirDate: 9/20/1975
Runtime: 25
Voting: 7 (4)

Overview: UNIT attempt to track down the Zygon ship while Broton prepares to have the Skarasen attack London.
Ian Marter
Harry Sullivan
John Levene
RSM Benton
John Woodnutt
Duke of Forgill
Lillias Walker
Sister Lamont
Keith Ashley
Zygon
Ronald Gough
Zygon
Robert Russell
The Caber
Nicholas Courtney
Brig. Lethbridge-Stewart