'Midnight Movies' a GREAT documentary featuring El Topo
You want to know more about how the movie got started playing in the US and grew in popularity? Then check out this fantastic documentary on the subject of Midnight Movies, a US cinema phenomenon that started with El Topo.
Midnight Movies: From the Margin to the Mainstream (2005)
http://www.imdb.com/title/tt0457414/
Featuring:
George A. Romero on Night of the Living Dead
Alejandro Jodorowsky on El Topo
John Waters on Pink Flamingos
Perry Henzell on The Harder They Come (the only one of these that's now forgotten)
David Lynch on Eraserhead
Richard O'Brien on Rocky Horror Picture Show