London, Planet Film Productions, nd [c1967]. Near fine. Pip Baker's copy. Baker was one of three screenwriters associated with the adaptation of Lymington's 1959 science fiction novel. Tall untitled red wrappers with a die=cut title window. Noted as final shooting script. 104pp, rectos only. Mimeograph duplication. Brad bound. Directed by Terence Fisher starring Peter Cushing and Christopher Lee. [11047, Hyraxia Books].