Ηθοποιοί επεισοδίου
William HartnellThe Doctor
William RussellIan Chesterton
Jacqueline HillBarbara Wright
Maureen O'BrienVicki
Peter HawkinsDalek (voice)
David GrahamDalek (voice)
Peter PurvesMorton Dill
★
Robert JewellDalek
★
Kevin ManserDalek (operator)
Gerald TaylorDalek
★
John Scott MartinDalek
★
Arne GordonGuide
★
Dennis ChinneryAlbert C. Richardson
★
David Blake KellyCaptain Benjamin Briggs