Guy Lodge Film Critic Richard Burton never got around to writing an official set of memoirs before his untimely, alcohol-hastened death in 1984, though the star’s posthumously published diaries are among the great volumes of their kind in the showbiz library: sometimes brutally candid about himself, often savagely catty about others, and reflective of a wry, wicked mind behind the boorish antics that kept him in the headlines. There’s little of that wit or mischief to be found in Marc Evans‘ quiet, earnestly soft-hearted biopic “Mr.