Sam Neill ...Damien
Rossano Brazzi ...DeCarlo
Don Gordon ...Dean
Lisa Harrow ...Kate Reynolds
Barnaby Holm ...Peter
Mason Adams ...President
Robert Arden ...American Ambassador
Leueen Willoughby ...Barbara
Marc Boyle ...Brother Benito
Milos Kirek ...Brother Martin
Tommy Duggan ...Brother Matthews
Louis Mahoney ...Brother Paulo
Richard Oldfield ...Brother Simeon
Tony Vogel ...Brother Antonio
Arwen Holm ...Carol
Hugh Moxey ...Manservant
William Fox ...Diplomat
John Baskcomb ...Diplomat
Norman Bird ...Dr. Philmore
Marc Smith ...Press Officer
Arnold Diamond ...Astronomer
Eric Richard ...Astronomer's Technician
Richard Williams ...Vicar
Stephen Turner ...Stigwell
Al Matthews ...Workman
Larry Martyn ...Orator
Frank Coda ...Orator
Harry Littlewood ...Orator
Hazel Court ...Cameo
