Claim: Marlon Brando was in a film by Joseph L. Mankiewicz.
Evidence: ; Mark Antony in Joseph L. Mankiewicz 's 1953 film adaptation of Shakespeare 's Julius Caesar ; and Air Force Major Lloyd Gruver in Sayonara -LRB- 1957 -RRB- , an adaption of James Michener 's 1954 novel.
Julius Caesar is a 1953 epic Metro-Goldwyn-Mayer film adaptation of the play by Shakespeare , directed by Joseph L. Mankiewicz , who also wrote the uncredited screenplay , and produced by John Houseman.
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.