Carlos Serrano de Osma (Madrid, January 16, 1916-Alicante, July 26, 1984) was a Spanish film and television critic, director and screenwriter. A film critic in Spain in the 1930s, he ventured into directing in the midst of the Spanish post-war period, 1947, with three films that represented a break with the Spanish cinema of the time: Abel Sánchez, based on the novel by Miguel de Unamuno, with novel forms in both narrative and framing; La sirena negra, based on the novel of the same name by the ...