The Betsy is a 1978 film made by the Harold Robbins International Company and released by Allied Artists and United Artists. It was directed by Daniel Petrie and produced by Robert R. Weston and Emanuel L. Wolf with Jack Grossberg as associate producer. The screenplay was by William Bast and Walter Bernstein, adapted from the novel of the same title by Harold Robbins.
The film stars Laurence Olivier, Robert Duvall, Katharine Ross, Tommy Lee Jones, Jane Alexander, Joseph Wiseman, Kathleen Beller, Edward Herrmann, Paul Ryan Rudd, and Lesley-Anne Down.
The novelist reportedly considered The Betsy the "best movie adaptation of any of his works."