Michael Keaton (14/15)

Acting superstar Michael Keaton has done it all in his iconic Hollywood career. He has played Batman, defined Beetlejuice and hooked up with a porn star. Keaton met adult film actress Serina Robinson on the set of Clean and Sober where she was playing a naked corpse. Keaton claims it was only later in the relationship that he discovered Robinson had once worked in adult films under the alias Rachel Ryan. In addition to Keaton, Serina Robinson/Rachel Ryan has also been linked to Jack Nicholson and was even married to the star of Empty Nest, Richard Mulligan.