The Big Sleep (1946 film) war. Bacall's agent, Charles K. Feldman, asked that portions of the film be re-shot to capitalize on their chemistry and counteract the negative press Bacall had received for her 1945 performance in "Confidential Agent" which was released prior to "The Big Sleep" even though produced after it. Producer Jack L. Warner agreed, and new scenes for "The Big Sleep", such as the sexually suggestive racehorse dialogue, were added (scripted by an uncredited Julius Epstein). The re-shot ending featured Peggy Knudsen as Mona Mars because Pat Clark, the originally cast actress, was unavailable. Furthermore, the parts of James Flavin and Thomas
To Have and Have Not Key West and Cuba in the 1930s, and provides a social commentary on that time and place. Hemingway biographer Jeffrey Meyers describes the novel as heavily influenced by the Marxist ideology Hemingway was exposed to by his support of the Republican faction in the Spanish Civil War while he was writing it. The work got a mixed critical reception. The novel had its origins in two short stories published earlier in periodicals by Hemingway ("One Trip Across" and "The Tradesman's Return") which make up the opening chapters, and a novella, written later, which makes up about two-thirds of the book.