Description
The Third Doctor and Sarah arrive in 1970s London to find it has been evacuated because dinosaurs have appeared mysteriously. It turns out the dinosaurs are being brought to London via a time machine to further a plan to revert London to a pre-technological level.
Casts:
Jon Pertwee
Elisabeth Sladen
Nicholas Courtney
Richard Franklin
John Levene
Noel Johnson
Peter Miles
Martin Jarvis
