A 1970's remake of the William Shakespeare classic play. Appalled by the murder of his mentor, Julius Caesar, Mark Antony declares war on his assassins - especially Cassius and "the honorable" Brutus (Jason Robards), who only reluctantly took part in the crime. Starring Charlton Heston as Marc Antony, Richard Johnson as Cassius, John Gielgud as Caesar, Robert Vaughn as Casca and Diana Rigg as Portia