Brett Halsey

Professor Paul Evans

Meg Register

Liza Harris

Lino Salemme

Turi DeSimone

Christina Engelhardt

Susie

Pascal Druant

Kevin

Carla Cassola

Lilla

Michael Aronin

Lt. Andi

Al Cliver

Porter

Paola Cozzo

Pregnant Nun

Lucio Fulci

Inspector Carter (uncredited)

Grady Clarkson

Sean

Ettore Comi

John

Bruna Rossi

Nun

Paola Calati

Nun

Francesco Cusimano

Robbie

Lucio Fulci