크레딧 출연 William Hartnell The Doctor Anneke Wills Polly Michael Craze Ben Jackson David Blake Kelly Jacob Kewper Terence de Marney Joseph Longfoot George A. Cooper Cherub John Ringham Josiah Blake Michael Godfrey Captain Pike Elroy Josephs Jamaica 스텝 Julia Smith Directing Brian Hayles Writing Innes Lloyd Production Gerry Davis Writing Richard Hunt Art Delia Derbyshire Sound