So, were there a lot of R-rated films in the 1970s, and if yes, what were they? R-rated films weren't common in this decade, but they did exist! Who can forget classics like "Halloween," which was ...

Image Credit: Allied Artists Pictures, Twentieth Century Fox, Metro-Goldwyn-Mayer. Most cinephiles consider the 1970s a high point for American movies. By the end of the 1960s, the studio system ...