After years with no seeing , two old University mates find at a typical Madrid Tasca . Nowadays , Martin : Raf Vallone is a perfume salesman , a surly man who was expelled from Law School , while Roberto : Julio Peña is a wealthy lawyer at Law . After a violent fight , they reconcile and both of whom go home and Martin accompanies him , then he meets his wife Berta : Elena Varzi and falls for her . And later on , the sulky Martín schemes the perfect crime .
A decent Film noir with a complex plot and lots of twists and turns , being written by prestigious Carlos Blanco , though including some improbable events . Along the way, there is a story of the Police procedure carried out by the veteran Felix Defauce as a cunning Inspector and his underling sub-inspector , the likeable Fernando Fernan Gómez. Here stands out the excellent plethora of actors , however , most of them were dubbed , as usual at the time . Being a Spanish/Italian co-production appears the popular Latin Lover Raf Vallone who gives nice acting as the angry and revengeful ex-solicitor , Julio Peña as the unfortunate victim , Elena Varzi -Vallone's wife in real life- as his spouse and a very young , beautiful Emma Penella . Accompanying them , brief interpretations from prestigious Spanish secondaries as Anibal Vela , Fernando Sancho , Beni Deus Francisco Bernal and Antonio Riquelme.
It contains atmospheric cinematography by Manuel Berenguer , including sightseeing from Madrid , El Retiro , Puerta Del Sol , Palace El Pardo , typical streets , alongside El Escorial and Toledo . Equally , evocative musical score by Manuel Parada , adding some songs sung by Emma Penella who plays a jealous chorist . The motion picture was professionally directed by Jose Luis Saez de Heredia and it was successful enough as Spain as Italy . Heredia was a notorious writer and filmmaker , being a controversial figure because of his unbashed and strong support of dictator Francisco Franco . His best period was in the 40s and 50s when he made important dramas as El Escándalo, Raza , Bambú, Mariona Rebull , Mies Es Mucha , Aguas Bajan Negras , Don Juan , among others .