Full-frontal male nudity is perhaps the biggest taboo in Hollywood, but that hasn't stopped some pretty famous actors from dropping trou and showing off what they're packing. Yes, these men are dedicated to the craft, and they hold nothing back. Here are some of the most famous and infamous male nude scenes in film history. In this biopic of the famed sexologist Alfred Charles Kinsey, Sarsgaard plays his assistant and co-author who easily seduces him by strutting around in the buff. Amazon iTunes.