So he laid on the shtick to play Rabbi Jacobsen in Pete Jones' melodramatic film, "Stolen Summer," which opens today in Los Angeles. The comedy-drama follows a Catholic kid bent on converting the rabbi's son. But Pollak didn't need to study Torah to prepare for his role. "I'm an old pro," he says. "My first act was lip-syncing Bill Cosby's 'Noah and the Lord' bit when I was 10." By age 18, Pollak was performing hilarious "Columbo" impressions while moving just one eye.