Guest Stars John Scott Martin as Dalek Operator Roy Skelton as Dalek Voice Michael Wisher as Davros Cy Town as Dalek Operator 2 Peter Miles as Nyder Stephen Yardley as Sevrin Dennis Chinnery as Gharman Keith Ashley as Dalek Operator Stephen Calcutt as Muto Terry Walsh as Muto Tom Georgeson as Kavell James Garbutt as Ronson Barry Summerford as Elite Guard Harriet Philpin as Bettan Michael Lynch as Thal Politician Peter Whitaker as Thal Politician Charles Erskine as Kaled Scientist John Beardmore as Thal General
