크레딧 출연 Jon Pertwee The Doctor Elisabeth Sladen Sarah Jane Smith Nina Thomas Queen Thalira Frank Gatliff Chancellor Ortron Rex Robinson Gebek Ralph Watson Ettis Graeme Eton Preba Michael Crane Blor Terry Walsh Guard Captain Max Faulkner Miner Roy Evans Miner Nick Hobbs Aggedor Donald Gee Eckersley Stuart Fell Body of Alpha Centauri Ysanne Churchman Voice of Alpha Centauri Alan Bennion Azaxyr Sonny Caldinez Sskel Gerald Taylor Vega Nexos 스텝 Barry Letts Production Brian Hayles Writing Lennie Mayne Directing Dudley Simpson Sound Delia Derbyshire Sound Terrance Dicks Writing