The Big Sleep can refer to:
- The Big Sleep, a 1939 novel by Raymond Chandler
- The Big Sleep, a 1946 film, directed by Howard Hawks and written by William Faulkner, Leigh Brackett and Jules Furthman, starring Humphrey Bogart and Lauren Bacall.
- The Big Sleep, a 1978 adaptation of the novel, starring Robert Mitchum and Joan Collins
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