Surviving the stabbing, Petofi (Thayer David) vows vengeance against his would-be killer Aristede (Michael Stroka). With the assistance of artist Charles Tate (Roger Davis), Petofi summons up the ghost of Aristede's previous murder victim, jailkeeper Garth Blackwood. This episode initially aired on November 4, 1969. ~ Hal Erickson, Rovi