A woman is told his military husband is considered dead, the truth is he has been transferred to the secret service. When he returns to Spain and they get reunited he ends killing a German spy, and then she gets prosecuted.
| Actor | Role |
|---|---|
 Rafael BardemInsp. Costa | Insp. Costa |
 Ana MariscalIsabel Espinosa | Isabel Espinosa |
 Adriano RimoldiJohn Brand | John Brand |
 María MartínJacqueline | Jacqueline |
 Conrado San MartínCarlos Ferrer | Carlos Ferrer |
 Osvaldo GenazzaniEl hombre del tren | El hombre del tren |
 José IsbertMatías Orellano | Matías Orellano |
 Ángel PicazoMayor Bromfield | Mayor Bromfield |
 Juny OrlyPilar | Pilar |
| PPedro CabréJavier Ferrer | Javier Ferrer |
 María SeveriniSeñora de Javier Ferrer | Señora de Javier Ferrer |
| EEmilio GoyaPolicía | Policía |
| JJesús Castro BlancoPierre | Pierre |
 Modesto CidPresidente del tribunal | Presidente del tribunal |
| LLupe de MolinaMary Lou | Mary Lou |
 José Ramón GinerCartero | Cartero |
 María Esperanza NavarroTelefonista | Telefonista |
 Rafael NavarroFiscal | Fiscal |
 Francisco Pérez-DolzOficial de la Resistencia Belga | Oficial de la Resistencia Belga |
 José SolerRevisor de tren | Revisor de tren |
 Eugenio TestaDupre | Dupre |