Donald O'Brien: Donald O'Brien. Actor: The Name of the Rose. Though best known to cult film fans for his roles in Italian B-movies, Donald O'Brien hailed from Pau, in the Pyrenees mountains of France. His Irish father was a former US Army Calvary officer who fought in the Spanish-American war, and his mother was an English governess. When World War II broke out and France came under Nazi occupation, the O'Briens fled...