Marilyn Agrelo is a distinguished director known for her impactful storytelling and compelling documentaries, most notably her acclaimed debut, *Mad Hot Ballroom* (2005). This film not only captivated audiences with its heartwarming portrayal of children's ballroom dance but also achieved significant commercial success, ranking among the top 10 highest-grossing documentaries of its time. Collectors value *Mad Hot Ballroom* for its cultural significance and the buzz surrounding its transition to a Broadway show, making it a must-have for enthusiasts of both film and theater. In addition to her feature work, Agrelo has contributed to beloved children's programming, directing for *The Electric Company* and *Sesame Street*, further solidifying her reputation in the family entertainment sector. Her short films, such as *No Small Parts* and *Good Muslim Girls*, along with her documentary shorts for Women for Afghan Women, showcase her commitment to social issues, appealing to collectors who appreciate films that combine artistry with advocacy. With screenings at major international festivals and broadcasts on platforms like HBO and PBS, her work resonates deeply within the physical media community.