Tom and Diana investigate Oliver Knox, a 4400 suspected of being a serial murderer.
Quest roles:
Billy Campbell(Jordan Collier), Richard Kahan(Marco Pacella), Helen Shaver(Barbara Yates), Lee Tergesen(Oliver Knox), Peter LaCroix(Jim Conrad), Miranda Frigon(Felicia), Preston Cook(Aaron Mitchell), Stanley Katz(Charlie), Shaine Jones(Cop), Andrew McIlroy(Gibson), Bill Dow(Terry Bennett), Christine Anton(Woman at Lake), Claudine Grant(Newscaster), Amanda MacKay(Theresa Baron)