Casting By is a 2012 American documentary film directed by Tom Donahue. It combines over 230 interviews, extensive archival footage, animated stills and documents to tell the untold tale of the Hollywood casting director, Marion Dougherty. Dougherty died before the film's release; it is dedicated to her memory.The film had its international premiere at the Toronto International Film Festival and its US premiere at the New York Film Festival in 2012. It was acquired by HBO Documentary Films in Toronto and had its US Broadcast premiere as part of the HBO Documentary Summer Series on August 5, 2013. In September 2013, the US theatrical rights were acquired by Submarine Deluxe.