It requires real focus to fully appreciate this movie; overlooking subtle details risks missing the unsettling atmosphere and Olivia de Havilland’s remarkable dual performance. She portrays twins in this mystery, full of unexpected turns. After "Dr. Petralta" is found fatally wounded, witnesses tell policeman Thomas Mitchell ("Lt. Stevenson") that they observed "Ruth" leaving his apartment shortly after the crime sup…

The Dark Mirror, directed by Robert Siodmak and with a screenplay by Nunnally Johnson based on a story by Vladimir Pozner, features Olivia de Havilland, Lew Ayres, Thomas Mitchell, Richard Long, and Charles Evans in its cast. Dimitri Tiomkin composed the music, and Milton Krasner was responsible for the cinematography. The film presents a scenario where a man seems to have been killed by one of the Collins sisters…