ENTERTAINMENT June 13, 2005 JACK’S LACK OF SLEEP BRINGS HIM TO THE EDGE OF DELIRIUM, BOONE GETS TRAPPED IN A DANGEROUS RIPTIDE, AND CLAIRE’S HEALTH TAKES A TURN FOR THE WORSE, ON ABC’S “LOST” Veronica Hamel (“Hill Street Blues”) Guest Stars as Jack’s Mother “Lost” stars Naveen Andrews as Sayid, Matthew Fox as Jack, Jorge Garcia as Hurley, Maggie Grace as Shannon, Josh Holloway as Sawyer, Malcolm David Kelley as Walt, Daniel Dae Kim as Jin, Yunjin Kim as Sun, Evangeline Lilly as Kate, Dominic Monaghan as Charlie, Terry O’Quinn as Locke, Harold Perrineau as Michael and Ian Somerhalder as Boone.