By Ty Burr
Updated August 06, 1993 at 04:00 AM EDT

Years before he went Hollywood with The Big Easy and Great Balls of Fire!, director Jim McBride scored with this droll put-on, a fake underground movie that shoots snarky darts through film-student pretensions. David Holzman (Carson) is a sincere young twerp who, seeking Big Truth, films his life in what was the then-fashionable grainy B&W vérité. What he finds is a swift corrective to all those who think movies are more important than reality. Raw, ragged, and right, David Holzman’s Diary is both an unerring late-’60s time capsule and as modern as teen angst. A-