On screen
Cast
17 credited performers
Peter Davison
The Doctor
Janet Fielding
Tegan Jovanka
Mark Strickson
Vislor Turlough
Jeff Rawle
Plantagenet
Peter Gilmore
Brazen
Lesley Dunlop
Norna
William Lucas
Range
Maurice O'Connell
Cockerill
Artwork unavailable
Raymond Murtagh
Retrograde
Artwork unavailable
Richard Ashley
Orderly
Alison Skilbeck
Deputy
Artwork unavailable
John Gillett
The Gravis
Artwork unavailable
William Bowen
Tractator
Artwork unavailable
George Campbell
Tractator
Artwork unavailable
Heidi Khursandi
Tractator
Artwork unavailable
Michael Malcolm
Tractator
Artwork unavailable
Stephen Speed
Tractator