Billy Crystal and Rob Reiner may have started out as costars - but their working relationship soon blossomed into a five-decade friendship. In 1975, Crystal was cast as Rainer's friend Al Bender in All in the Family. "I hadn't met Rob before, and here we were cast as best friends," Crystal recalled in a guest column for The Hollywood Reporter titled "Billy Crystal: How Rob Reiner and I Built a Bromance of Four Decades" in September 2016. "What impressed me the most about Rob was, one, he was so genial, but two, he was so smart ...