Ηθοποιοί επεισοδίου
Don MarshallDan Erickson
Heather YoungBetty Hamilton
Don MathesonMark Wilson
Stefan ArngrimBarry Lockridge
Gary ConwaySteve Burton
Deanna LundValerie Scott
Kurt KasznarAlexander B. Fitzhugh
Peter Mark RichmanDr. Marad
Diane McBainMrs. Evers
Jack AlbertsonProf. Kirmus
Steven MarloSID Officer Burns
Patrick CullitonSID Officer Willis
Edward G. Robinson Jr.SID Guard Rogers