Erik Estrada
— Father Anthony Vicci
Robert Quarry
— Dr. Richard Wicks
Brinke Stevens
— Amy Goldwyn
Oliver Darrow
— Harry
Kathrin Middleton
— Beth
Carol Lynley
— Sister Jillian
Kaitlin Hopkins
— Mrs. Heron / Succubus
Michelle Bauer
— Sister Mary
Thomas Bentley
— Henri Picard
Earl Ellis
— Picard Demon
Tiffany Million
— Nun Demon
Jerry Miller
— Policeman
Christopher Ray
— Dead Boy