★ 6.4 Film
X-Rated: The Greatest Adult Movies of All Time
2015
Both explore interview and filmmaking; both documentary
★ 6.7 Film
Raiders!: The Story of the Greatest Fan Film Ever Made
2015
Both explore filmmaking and fandom; both documentary
★ 6.7 Film
X-Rated 2: The Greatest Adult Stars of All-Time
2016
Both explore interview; both documentary
★ 6.0 Film
Ghostheads
2016
Both explore fandom; both documentary
★ 6.2 Film
Seduced and Abandoned
2013
Both explore filmmaking; both documentary
★ 7.0 Film
Soaring Highs and Brutal Lows: The Voices of Women in Metal
2015
Both explore interview; both documentary