Must-see movies at the 2008 Atlanta Film Fest

"SPINE TINGLER! THE WILLIAM CASTLE STORY." Illusion-O. Percepto. These were the visual gimmicks from 1950s and early 1960s horror kitschmeister William Castle (above) and explored thoroughly in this new, entertaining documentary. 3 p.m. Sunday and 9:45 p.m. April 17. Text: Bob Longino; photo: Automat Pictures