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 Peter Grimwade Directing John Nathan-Turner Production Antony Root Writing Keith Hopper Camera Alan Machin Sound Mike Houghton Editing Joan Stribling Costume & Make-Up Dinah Collin Costume & Make-Up Malcolm Clarke Sound Rod Waldron Editing Dick Mills Crew Bernard Lloyd-Jones Art Fred Wright Lighting John Gatland Sound Dave Chapman Visual Effects Jane Ashford Production Steve Bowman Visual Effects