The Shiver Of The Vampires/Girl Slaves Of Morgana Le Fay

In The Shiver of the Vampires (1972), a young honeymooning couple stop for the night at an ancient castle. Unbeknownst to them, the castle is home to a horde of vampires, who have their own plans for the couple. In Girl Slaves of Morgana Le Fay (1971), two French girls get lost in the woods and accidentally enter the realm of sorceress Morgana Le Fay - who gives them the choice of either staying young forever as her lovers, or rot in a dungeon for eternity.