Question: Edmond O'Brien appeared in what epic Metro-Goldwyn-Mayer film adaptation of the play by Shakespeare?
Sentence (from "Julius Caesar (1953 film)"): The film stars Marlon Brando as Mark Antony, James Mason as Brutus, John Gielgud as Cassius, Louis Calhern as Julius Caesar, Edmond O'Brien as Casca, Greer Garson as Calpurnia, and Deborah Kerr as Portia.
Relevant evidence: No