This is one of those films that you really have to pay close attention to - otherwise you can miss the nuances and menace created by the super performance from Olivia de Havilland - who plays two twins - in this whodunit with lots of twists. When "Dr. Petralta" is found stabbed through his heart - witnesses swear to policeman Thomas Mitchell ("Lt. Stevenson") that they saw "Ruth" leave his apartment moments after the grizzly deed was supposed to have been committed. Upon further investigation, however, he discovers that "Ruth" has a cast iron alibi! She also has a twin sister "Terry", and so pr... lire la suite.