Darsteller und CrewBernard HorsfallFirst Time LordPatrick TroughtonThe DoctorLeslie SchofieldLeroyVernon DobtcheffChief ScientistDavid TroughtonMoorPhilip MadocWar LordRudolph WalkerHarperCharles PembertonAlien TechnicianJames BreeSecurity ChiefTrevor MartinSecond Time LordMehr anzeigen