Anne Heywood was originally cast as Baba Yaga but withdrew before filming and was successfully fined by the studio.
The Diamond Entertainment DVD box and menu erroneously attribute the direction to Umberto Lenzi, although the print itself correctly credits Corrado Farina.
Corrado Farina: The director actually takes three uncredited bit parts: as the policeman who arrives by car at the demonstration in the graveyard, as the Nazi officer with the white cat and as the WWI Prussian officer in charge of the firing squad.