Starr worked as a screenwriter in Hollywood during the 1930s. From the 1940s he worked as a film writer and columnist, providing reviews and insights into the film world, and made occasional appearances in cameo roles in film. His novel The Corpse Came C.O.D. was made into a 1947 film.
After retirement from the Hollywood scene, Starr moved to Phoenix, Arizona, where he worked for many years as Director of Advertising and Public Relations for Ramada Inn, which was then headquartered in Phoenix.