Retired commander of the United Nations' Intelligence Taskforce, and long-time associate of the mysterious time traveler the Doctor, Brigadier Alistair Lethbridge-Stewart faces the toughest battle of his military career when he is embroiled in a plot unwittingly set in motion by university chancellor Victoria Waterfield, herself a former companion of the Doctor, to take over the Earth by an evil alien entity called the Great Intelligence, aided by its ferocious robot Yeti cohorts. Can the Brigadier defeat this menace to the Earth without the Doctor's help?
Director
Keith Barnfather
Nicholas Courtney
Brigadier Alistair Gordon Lethbridge-Stewart
Elisabeth Sladen
Sarah Jane Smith
Deborah Watling
Victoria Waterfield
Jack Watling
Professor Travers
Beverley Cressman
Kate Lethbridge-Stewart
Geoffrey Beevers
'Harrods' Haroldson
Peter Silverleaf
Christopher Rice
John Leeson
Anthony the D.J.
Miles Richardson
Captain Douglas Cavendish
James Bree
Lama
Keith Brooks
UNIT Soldier
GB
