Some of the best sci-fi movies of all time were given R-ratings in America, including classics like Blade Runner, The ...

Martial arts movies have been a popular part of the international cinematic landscape for decades. Since their rise to fame with the kung fu movie boom of the 1960s and '70s, the genre has grown into ...

If you're under 17, you can't see R-rated movies without an adult, but there are no rules about acting in them. Some of the industry's most famous faces starred in some very adult movies at a young ...