An underground government facility is locked down by its A.I.-controlled computer when an alien entity travels through a dimensional portal and threatens the lives of everybody inside.
Jan-Michael Vincent
Dr. Ron Shepherd
Paul Koslo
Dr. Alex Summerfield
Tara Buckman
Dr. Julie Casserly
Jano Frandsen
McShane
Nicholas Lea
Baines
W.F. Wadden
Jedburg