Isabel and Gonzalo, a marriage of high society, see how their happiness is endangered due to the frequent love affairs of the husband, that will eventually lead them to interact with a pair of cynical thieves dedicated to blackmail Isabel and to defraud Gonzalo in his business
| Directing | Eduardo Morera | Director |
| Directing | Juan de Orduña | Director |
| Writing | Jacinto Benavente | Screenplay |
| Writing | Antonio Mas Guindal | Writer |
| Production | Federico Valle | Producer |
| Sound | Juan Quintero | Music |
| Camera | Willy Goldberger | Director of Photography |