The story
While investigating a vanishing Concorde at Heathrow Airport, the Doctor and his companions are thrown millions of years back in time, when a mysterious alien called Kalid is trying to control the ancient powers of the Xeraphin.
Cast & crew
Peter DavisonThe Doctor
Sarah SuttonNyssa
Janet FieldingTegan Jovanka
Anthony AinleyThe Master / Kalid
Nigel StockProfessor Hayter
Richard EastonCaptain Stapley
Keith DrinkelFlight Engineer Scobie
Michael CashmanFirst Officer BiltonJohn Flint
John FlintCaptain UrquhartJudith Byfield
Judith ByfieldAngela CliffordExplore the crew
- Writer
- Peter Grimwade
- Director
- Ron Jones
- Editor
- Mike Houghton
- Editor
- Rod Waldron
- Producer
- John Nathan-Turner
- Original Music Composer
- Roger Limb