Still of the Night (1982)

George Bynum, a patient of Manhattan psychiatrist Dr. Sam Rice, is brutally murdered. Soon afterward, Dr. Rice is visited by Bynum's co-worker and mistress Brooke Reynolds and by the investigating officer Detective Vitucci. As Dr. Rice reviews the case notes on his sessions with Bynum, he starts his own investigation. At the same time, he finds himself falling for enigmatic blonde Brooke, despite her increasingly suspicious behavior. The closer Rice comes to the truth, the more he puts his own life in danger...