Between 1934 and 1968, no Hollywood studio could make a movie without the permission of, and a seal of approval from, the Production Code Administration. Formed in 1930 but not enforced until 1934, the Production Code was Hollywood's official censorship system. Screenplays, books, plays, costumes, and even story ideas and song lyrics had to be cleared by the Code before they could be filmed, and Code staffers watched at every stage of the production...