Vivien Leigh friendship developed after he congratulated her on her performance. Olivier and Leigh began an affair while acting as lovers in "Fire Over England" (1937), but Olivier was still married to actress Jill Esmond. During this period, Leigh read the Margaret Mitchell novel "Gone with the Wind" and instructed her American agent to recommend her to David O. Selznick, who was planning a film version. She remarked to a journalist, "I've cast myself as Scarlett O'Hara", and "The Observer" film critic C. A. Lejeune recalled a conversation of the same period in which Leigh "stunned us all" with the assertion that
Gone with the Wind (film) "The Wizard of Oz", was called in from MGM to complete the picture, although Cukor continued privately to coach Leigh and De Havilland. Another MGM director, Sam Wood, worked for two weeks in May when Fleming temporarily left the production due to exhaustion. Although some of Cukor's scenes were later reshot, Selznick estimated that "three solid reels" of his work remained in the picture. As of the end of principal photography, Cukor had undertaken eighteen days of filming, Fleming ninety-three, and Wood twenty-four. Cinematographer Lee Garmes began the production, but on March 11, 1939—after a month of shooting footage that