Billy Wilder – Sunset Boulevard (1950)br br Cast: William Holden, Gloria Swanson, Erich von Stroheim, Nancy Olson, Fred Clark…br br Sunset Boulevard (also known as Sunset Blvd.) is a 1950 American film noir containing elements of drama, horror, and black comedy. Directed and co-written by Billy Wilder, it was named for the famous boulevard of the same name that runs through Los Angeles and Beverly Hills. (imdb.