Immediate Delivery, originally known as Agente XU 777 is a 1963 Mexican spy comedy film directed by Miguel M. Delgado and starring Mario Moreno «Cantinflas», Gina Romand and Fanny Cano. In the film, Cantinflas plays a simple mailman forced to become an international spy. It was the last black and white film made by Cantinflas, although he had already made six color films at the time.