A nice collection of 1970s grindhouse trailers featuring voice-over by the great Ron Gans.
youtube.com category @woodytobiasjr
Corman's World: Exploits of a Hollywood Rebel (2011) - Great doc on Roger Corman.
youtube.com category @Drexx
Clip from Linnea Quigley's Horror Workout video from 1990
youtube.com category @youhatemeandihateyou