Question: Michael Anderson and Derek Estlin Purvis are both what?
Sentence (from "The Wreck of the Mary Deare (film)"): The Wreck of the Mary Deare is a 1959 Metrocolor (in CinemaScope) British-American thriller film directed by Michael Anderson and starring Gary Cooper and Charlton Heston, and featuring Michael Redgrave, Cecil Parker, Richard Harris and John Le Mesurier.
Relevant evidence: No