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
Rolf Reynolds
Zunoski
Nic Amoroso
Mancini
Bob Wilde
Secretary Kenmore
Rachel Hayward
Dr. Myers