The film, shot in Yugoslavia, stars Broderick Crawford, Valentina Cortese, Branko Pleša, Bibi Andersson and Anita Björk.

[1][2] Set in Italy, the story takes place in this very country, during WW2, where German occupation army ruled everything, just before the allied forces came, in 1944.

Some time later, the lead officer of the Nazis troops suspects the doctor to be the responsible of the explosion.

Yugoslav People's Army and Captain First Class Dragiša Blagojevic The film was shot in Novi Sad, Yugoslavia (modern day Serbia).

The statue of Svetozar Miletić was obscured to have an appearance of an obelisk with a swastika on it.