Guest Stars John Scott Martin as Dalek Operator Michael Wisher as Davros Peter Miles as Nyder Dennis Chinnery as Gharman Stephen Yardley as Sevrin Stephen Calcutt as Muto James Garbutt as Ronson Richard Reeves as Kaled Leader Charles Rayford as Kaled Scientist Harry Van Engel as Kaled Scientist Patrick Travis as Kaled Scientist Giles Melville as Elite Guard Patrick Scoular as Thal Guard Terry Walsh as Thal Guard James Muir as Muto Jeremy Chandler as Gerrill Richard Orme as Kaled Scientist Pat Gorman as Thal Soldier Drew Wood as Tane Uncredited David Cleeve as Thal Guard