In the “Swinging Munich” of the late 1960s: The young millionaire daughter Carroll Buchheim, an American, flew from the United States to Germany to visit her brother, who is missing.

Evil lurks in the gloomy house at Markham Manor where a deranged Sir Edward is the chained prisoner of his brother Julian. When Sir Edward escapes, he embarks on a…

The 18th-century French marquis recalls his sadomasochistic experiments and goes to jail for lewd behavior.

A serial killer who drains his victims for blood is on the loose and London police follow him to a house owned by an eccentric scientist.