Ηθοποιοί επεισοδίου
William HartnellThe Doctor
Carole Ann FordSusan Foreman
William RussellIan Chesterton
Jacqueline HillBarbara Wright
Peter HawkinsDalek (voice)
David GrahamDalek (voice)
Bernard KayCarl Tyler
★
Peter FraserDavid Campbell
★
Martyn HuntleyRoboman
★
Peter BadgerRoboman
★
Nick EvansDalek (operator)
★
Ann DaviesJenny
★
Robert JewellDalek
Gerald TaylorDalek