Piedra de toque

Arturo Fernández as Carlos Rivera Ángela Bravo as Elena José María Caffarel as Lino Salazar Pilar Gómez Ferrer as Asistente al Balele Susana Campos as Dora Roberto Camardiel as Montoro Alfonso Godá as Don Enrique Rivera Ángel Ter as Barman

Mario Berriatúa Assistant Director Julio Buchs Director, Screenplay Sigfrido Burman Set Decoration