The story
In the 26th century, the Doctor and Jo uncover a plot by the Master to provoke an interplanetary war between Earth and Draconia.
Cast & crew
Jon PertweeThe Doctor
Katy ManningJo Grant
Roger DelgadoThe MasterVera Fusek
Vera FusekPresident of Earth
Michael HawkinsGeneral WilliamsPeter Birrel
Peter BirrelDraconian PrinceLawrence Davidson
Lawrence DavidsonDraconian First Secretary (uncredited)Timothy Craven
Timothy CravenCell guard (uncredited)
Ray LonnenGardinerJohn Rees
John ReesHardy
James CullifordStewartExplore the crew
- Director
- Paul Bernard
- Director
- David Maloney
- Writer
- Malcolm Hulke
- Editor
- John Bush
- Original Music Composer
- Dudley Simpson
- Producer
- Barry Letts