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.

• CineSud
• Anita Ekberg
• Joe Dallesandro
• Alida Valli
• Massimo Serato
• Daniele Dublino
• Paola Morra
• Lou Castel
• Laura Nucci