Sister Mathieu — Killer Nun Character Profile

About Sister Mathieu

A fellow nun harboring unspoken romantic feelings for Gertrude. She steals narcotics for her and pledges loyalty after a murder, but is secretly the true serial killer, motivated by childhood trauma from her grandfather.

Character Facts

Played by

Paola Morra

Appears in

Killer Nun (1979)

Role

Supporting

Relationships (3)

• Sister Mathieu — Romantic Unspoken Attraction — Sister Gertrude (Anita Ekberg)

  Complex emotional bond characterized by hidden desire and empathy.

• Sister Mathieu — Family Granddaughter And Abusive Grandfather — Sister Mathieu (Paola Morra)

  Toxic familial relationship where childhood trauma drives adult violence.

• Sister Mathieu — Temporal Childhood Victim And Adult Killer — Sister Mathieu (Paola Morra)

  Temporal psychological link where past trauma dictates present violent behavior.

Explore the full interactive character relationship map of Killer Nun

More characters from Killer Nun

• Sister Gertrude (Anita Ekberg)
• Dr. Patrick Roland (Joe Dallesandro)
• Mother Superior (Alida Valli)
• Dr. Poirret (Massimo Serato)
• Florence (Ileana Fraia)
• Director (Daniele Dublino)
• Priest in Confessional (Franco Caracciolo)
• Josephine (Nerina Montagnani)
• Janet (Sofia Lusy)
• Peter (Lou Castel)
• Baroness (Laura Nucci)
• Nurse (Alice Gherardi)