Casts
George C. Scott
as Lt. William 'Bill' Kinderman
Ed Flanders
as Father Joseph Kevin Dyer
Brad Dourif
as James Venamun / The Gemini Killer
Jason Miller
as Father Damien Karras / Patient X
Nicol Williamson
as Father Morning
Scott Wilson
as Dr. Temple
Nancy Fish
as Nurse Allerton
George DiCenzo
as Stedman
Don Gordon
as Ryan
Lee Richardson
as University President
