Professor Calvin Gordon (Neurophysicist)
Lynn Gordon
Stedman Goebal
Cassie St. Clancy (as Madeleine Lindley)
Phil Burns
CIA Agent Rupert Kline
TV Anchor Sheila Coseo
Nurse Deangelo (as Gracemarie Cretella)
CIA Agent Di Dinato
Sherrif Tillam
FBI Agent Dale Damon
FBI Agent Howard Tiel
Doctor Cornelius Bradford, M.D.
ATF Agent Tonya Brauer
Julia Freeney
Dr. Darren Bulloch / Dr. Morrow
Double Agent Derrick Ward