Guest Stars Eric Braeden as Carl Bruckner Keene Curtis as Dr. Sam Tree Joshua Bryant as Professor Egan Ellen Weston as Inge Golden Andrew Duggan as Dr. Aaron Lawrence Co Starring James Gammon as Sheriff Ryder Owen Bush as Joe Stewart Steinberg as First Technician Barry Cahill as Congressman Manly Peter Brandon as Dr. James Golden W.T. Zacha as Guard Barry Delaney as Tony D'Angelo Virgil Frye as Deputy Sheriff Drew Denbaum as Bill