크레딧 출연 피터 카팔디 The Doctor Alex Kingston River Song Greg Davies King Hydroflax Matt Lucas Nardole Phillip Rhys Ramone Rowan Polonski Flemming Robert Curtis Scratch Anthony Cozens Concierge Chris Lew Kum Hoi Alphonse Nicolle Smartt Receptionist Liam Cook King Hydroflax's Body Nonso Anozie Voice of Hydroflax (voice) Clem So Starline Galactic Villain (uncredited) 스텝 Steven Moffat Writing Douglas Mackinnon Directing Sydney Newman Crew Brian Minchin Production Steven Moffat Production Nikki Wilson Production Suzie Lavelle Camera Adam Green Editing Michael Pickwoad Art Ray Holman Costume & Make-Up Adrian Anscombe Art Megan Bowes Costume & Make-Up Barbara Southcott Costume & Make-Up Murray Gold Sound