"A former priest, now an exorcist, battles the satanic forces that are threatening the students at a girls school."
James Farentino
as Kevin Leahy
Claudette Nevins
as Ellen Sumner
Eugene Roche
as Sgt. Taplinger
Harrison Ford
as Paul Winjam
Ann Dusenberry
as Weezie Sumner
Diana Scarwid
as Lane
Joan Hackett
as Louise Gelson
Dinah Manoff
as Celia
Carol Jones
as Alex
P. J. Soles
as Marty
Ethelinn Block
as Barry
Susan Walden
as Student
Lawrence Bame
as
James R. Parkes
Catherine Cunneff
Stephanie Barton-Farcas
as Biology Student (uncredited)
John Sacret Young
Writer
Leonard Rosenman
Original Music Composer
Jerry Thorpe
Executive Producer
Philip Mandelker
Producer
Michael A. Hoey
Editor
Chuck Arnold
Director of Photography
Frederick P. Hope
Art Direction
Norman Rockett
Set Decoration
Ken Chase
Makeup Artist
William Randall Jr.
Sound
Marvin I. Kosberg
Sound Effects Editor
Josef von Stroheim
Joseph A. Unsinn
Special Effects
Director
