Hollywood screenwriter Kleg Seth would be the first to say that the Centrum of Hollywood story is not about him. But there would be no story if he and the volunteers he led hadn’t been there, available to serve abused young people. “I believe it wasn’t so much my ability,” he said Jan. 24, “as it was my availability.” Seth had big plans for a career in the film entertainment industry prior to Centrum, a Scandinavian word meaning “City Center.” “People can be inspired, even transformed by films,” he said. “I was the casting director for the Cross and the Switchblade and cast new-comer Erik Estrada as gang warlord Nicky Cruz, a perfect fit. I saw how he and that film affected many people. I wanted to do more.” But there were hundreds coming to Hollywood every year, with stars in their eyes, Seth said. “Most don’t make it in …