The final sequence in Auschwitz Birkenau was filmed in 3D.
Marcel Marceau, the legendary mime, was the director's Godfather and fought in the Resistance with Georges Mora, the director's father.
The UK DVD release by Screenbound contains the feature documentary German Sons (2011) as a bonus feature, about Philippe Mora and composer Harald Grosskopf's friendship reconciling their opposing German family history.
Director Philippe Mora made previous Third Reich related movies Swastika (1973), Snide and Prejudice (1997) and German Sons (2011).