John Papsidera is a casting director based in Los Angeles, California, known for his work in film and television. Papsidera has worked with some of the most successful directors in the world such as Steven Spielberg, Ridley Scott, and Christopher Nolan. He has been nominated for twelve Artios Awards, and has won four in addition to his four Emmy nominations. His casting credits have included The Dark Knight, Enchanted (film), and Prison Break.