Celso R. García Director, Screenwriter Damián Alcázar Toño Actor Joaquín Cosio Gabriel Actor Silverio Palacios Atayde Actor Gustavo Sánchez Parra Mario Actor Américo Hollander Pablo Actor Fernando Becerril Ingeniero Actor Tara Parra Doña Carmen Actor Sara Juárez Lucía Actor Enoc Leaño Ramiro Actor Fermín Martínez Mecánico Actor Guillermo del Toro Producer Bertha Navarro Producer Alejandro Springall Producer Dan Zlotnik Original Music Emiliano Villanueva Cinematographer Jorge García Film Editing Ariel Margolis Art Director Gabriela Fernandez Costume Design