London, the near future. The Doctor and Sarah return to a deserted city under martial law. Dinosaurs are running amok in the streets - but how can this be happening? And who stands to gain from it?
Elenco:
William Hartnell
,
Patrick Troughton
,
Jon Pertwee
,
Tom Baker
,
Peter Davison
,
Colin Baker
,
Sylvester McCoy
.