Antonio VicoMercedes' Husband José María LadoDr. Posada Fernando Fernán GómezCarlos / Director / Screenplay Carlos Díaz de MendozaDr. Garcés Manuel Alexandre(uncredited) Jesús Juan GarcésLoco que ríe Fernando Fernán GómezCarlos / Director / Screenplay Luis María DelgadoDirector Francisco Tomás ComesScreenplay Eduardo Torre de la FuenteProduction Design Sebastián PereraDirector Of Photography Cecilio PaniaguaDirector Of Photography Carlos NinMakeup Designer Carmen SalasScript Supervisor José María OchoaAssistant Director Félix Suárez InclánEditor Antonio Fernández RocesSound Manuel ParadaOriginal Music Composer Ramón PlanaProduction Manager Carlos BouéProduction Assistant Edgar Allan PoeShort Story Leonid AndreyevShort Story Aleksandr KuprinShort Story 
