Le Collectionneur de cerveaux or is a French horror film based on George Langelaan's novel Les robots pensants starring Claude Jade. The young pianist Penny Vanderwood notices that a robot, created by the Count Saint-Germain, plays chess in the same way as her deceased fiancé Robert Tournon. She convinces her friend Lewis Armeight to open Robert's coffin, which is empty. Penny seeks to solve this mystery and embarks on the trail of the count...