by Kristen HarrisBuzzFeedBuzzFeed Staff A Hollywood marriage isn't for the faint of heart. Actors often have attractive costars pretending to be in love with them for the camera or adoring fans swooning at their feet. So, when you hear about your favorite actor having an affair, the reaction is often disappointed but not surprised. This certainly isn't a new phenomenon - it's a tale as old as Tinseltown itself. Here are 16 wild Old Hollywood cheating scandals: Content warning: This post mentions domestic violence, alcoholism, and mental health issues. 1.