M4uFree Search : patricia hitchcock

A professor kills the beautiful blackmailing female student he has been having a sexual affair with, in front of a baby

When Clint Ringle learns that Ellie Marsh, the schoolteacher whom he loves, is engaged to Walt Norton, Clint kills Walt and then hides in the schoolhouses bell tower, waiting for his chance to exact further revenge

When a young woman leaves her ill mother in a Paris hotel room and comes back later, she finds her mother is missing, and all the hotels employees deny she and her mother were ever there