크레딧 출연 Peter Davison The Doctor Matthew Waterhouse Adric Janet Fielding Tegan Sarah Sutton Nyssa James Warwick Scott Clare Clifford Kyle Beryl Reid Briggs June Bland Berger Steve Morley Walters Suzi Arden Snyder Ann Holloway Mitchell Anne Clements Trooper Mark Straker Trooper Alec Sabin Ringway Mark Fletcher Crewmember Christopher Whittingham Crewmember David Banks Cyber Leader Mark Hardy Cyber Lieutenant William Hartnell The Doctor (1) (archive footage) Patrick Troughton The Doctor (2) (archive footage) Tom Baker The Doctor (4) (archive footage) 스텝 Eric Saward Writing John Nathan-Turner Production Peter Grimwade Directing Antony Root Writing Fred Wright Lighting Alan Machin Sound Keith Hopper Camera Bernard Lloyd-Jones Art Dick Mills Crew Malcolm Clarke Sound Joan Stribling Costume & Make-Up Dinah Collin Costume & Make-Up Mike Houghton Editing John Gatland Sound Rod Waldron Editing Dave Chapman Visual Effects Jane Ashford Production Steve Bowman Visual Effects