Killer Nun
From the Secret Files of the Vatican!
5/9/1979
Imdb: tt0078343
Tmdb: 42211
Popularity: 6.285
Vote: 4.9/10 (70)

A demented nun sliding through morphine addiction into madness, while presiding over a regime of lesbianism, torture and death. Sister Gertrude is the head nurse/nun in a general hospital, whose increasingly psychotic behavior endangers the staff and patients around her.