演职人员
导演
Gerry Levy
Gen. Armstrong
乔治·桑德斯
Dr. Matthews / Alien
Maurice Evans
Bob Megan
帕特里克·艾伦
Jim Radford
Neil Connery
W.C. Baldwin
罗伯特·弗莱明
Lorna
Pamela Conway
Hindsmith
Allan Cuthbertson
Lt. Bailes
Michael Culver
Joanna
Sally Faulkner
Mrs. Thatcher
Shelagh Fraser
Julie Slade
Hilary Dwyer
Control Officer
Dennis Chinnery
Harry
Michael Warren