Plot Summary from IMDb

A young woman awakes on a casting directors couch next to a lifeless body with no recollection of the events that transpired the evening before. This classic Film Noir tale set in modern times keeps the audience guessing until its final outcome.

A classic Film-Noir thriller with a subject matter that has never been probed this deeply before in any American film. It is shocking, disturbing and powerful cinema; unique in its dramatic photography, lighting and score that sets the mood from the opening frame and keeps the audience on the edge of their seats until the surprise ending.