On one or two occasions Clark and his sister joined his mother on the elite “Sea Org” ships, where celebrities are “audited”, but they didn’t last in the bizarre environment. Instead of studying engineering, as he had been promised, Clark was made to swab decks for 12 hours at a time. Bruce Clark’s teenaged sister once spent three days in a chain locker. He was fortunate, he only got thrown overboard and he at least could swim.