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.
| Creator | Chris Carter |
|---|---|
| Actor | David Duchovny, Gillian Anderson, Mitch Pileggi |
| Country | United States of America |
| Production | Ten Thirteen Productions |