DVDBeaver has both reviews for Goodbye Gemini: http://www.dvdbeaver.com/film2/DVDReviews49/goodbye_gemini.htm
and Doctor Death: Seeker of Lost Souls: http://www.dvdbeaver.com/film2/DVDReviews49/doctor_death.htm
There's a new US company called Scorpion Releasing that offers rare/obscure/campy flicks on DVD.
Already available: SILENT SCREAM (1980)- Denny Harris - Review at the Beaver: http://www.dvdbeaver.com/film2/DVDReviews47/silent_scream.htm
CHEERLEADERS' WILD WEEKEND (1979)- Jeff Werner - Review at...