Ilsa the Tigress of Siberia (1977)

IMDB
Genre : Horror
TRAILER
Director : Jean LaFleur
Stars : Dyanne Thorne, Michel Morin, Jean-Guy Latour, Michel Maillot
Plot : Ilsa runs a Gulag with the intention of breaking anti-Communist prisoners, but flees to Canada after Stalin's death to run a brothel, where the sole survivor of her tyranny seeks revenge.