Mrs. Miniver (character) President Franklin D. Roosevelt credited it for hastening America's involvement in the war. Winston Churchill is said to have claimed that it had done more for the Allied cause than a flotilla of battleships. Churchill is further quoted by Bernard Wasserstein in his book, "Barbarism and Civilization," as saying that the book (and later the film) was worth "six divisions of war effort." In 1942, when the film came out, Roosevelt ordered it rushed to theaters. The film adaptation of "Mrs. Miniver" was produced by MGM in 1942 with Greer Garson in the leading role and William Wyler directing. Under
Mrs. Miniver December 1941 attack on Pearl Harbor brought the United States into the war. Following the attack, the scene was filmed again to reflect the tough, new spirit of a nation at war. The key difference was that in the new version of the scene, filmed in February 1942, Mrs Miniver was allowed to slap the flyer across the face. The film was released 4 months later. Wilcoxon and director William Wyler "wrote and re-wrote" the key sermon the night before the sequence was to be shot. The speech "made such an impact that it was used in essence by President