Question: The 2011 epic historical drama film set in Roman Britain was adapted by a man who wrote two plays for who?
Sentence (from "Cleopatra (1963 film)"): It was directed by Joseph L. Mankiewicz and shot in the 70 mm Todd-AO format, with a screenplay adapted by Mankiewicz, Ranald MacDougall and Sidney Buchman from a book by Carlo Maria Franzero.
Relevant evidence: No