Mulder and Scully, reunited at last, head for an active volcano under a geological study and find a deadly life form that can survive in the searing heat of the crater and is killing the scientists to avoid being discovered.
Released: Jan 01, 1970
Runtime: 00:26:14 minutes
Genre: Mystery, Sci-Fi & Fantasy, Crime
Stars: David Duchovny, Gillian Anderson, Mitch Pileggi