Guest Stars Michael Constantine as Joe Dix Jacqueline Scott as Dr. Alicia Hendrix Larry Ward as Keith Ellis Sandy Kenyon as Prof. Henry Craif Stephen Joyce as Capt. Harvey Branson Charles H. Radilak as Michael Lint Shary Marshall as Maggie O'Hara Crahan Denton as Dr. Matthew James Uncredited Bob Johnson voices Antheon Bob Johnson voices Surface Control
