Agnes de Mille (1905–1993) was a pioneering American choreographer whose influence on musical theatre is still felt today. She is perhaps best known for her groundbreaking work on the classic musical Oklahoma! (1955), where her innovative choreography transformed the way dance was integrated into storytelling. Collectors are particularly drawn to this film not only because of its cultural significance but also due to its status as a touchstone in the evolution of Broadway and film musicals. De Mille's contributions extend beyond Oklahoma! to other notable productions like Carousel and Brigadoon, though her choreography for these works didn't make it to the screen. Her television specials, "The Art of Ballet" and "The Art of Choreography," are also sought after, as they represent a groundbreaking effort to elevate dance as a serious art form for a broader audience. Collectors appreciate her ability to convey deep emotional narratives through movement, making her works an essential part of any serious collection focused on the intersection of dance and film history.