L.A. private detective Philip Marlowe takes on a blackmail case and follows a trail peopled by murderers, pornographers, nightclub rogues, the spoiled rich - just to name a few. Marlowe is hired to protect a young woman and in the process, he falls in love with the woman's older sister.

Side A: 114 min.; Side B: 116 min. Title from container. From the novel by Raymond Chandler. Originally released as a motion picture in 1946. Special features: "'The big sleep' comparisons 1945/1946" documentary, with UCLA archivist Robert Gitt analyzing differences between versions; Theatrical trailer; Side B: 1945 pre release version containing an additional 18 minutes which were reshot or deleted.

Side A: 1946 theatrical version -- Side B: 1945 pre release version.