When a pair of teenage girls attack one another, each believing the other to be a monster, Mulder and Scully find that their investigation could possibly lead back to their long-lost son, William.
Elenco:
Gillian Anderson
,
David Duchovny
,
Mitch Pileggi
,
William B. Davis
,
Annabeth Gish
,
Bruce Harwood
,
Cary Elwes
,
Dean Haglund
,
James Pickens Jr.
,
Nicholas Lea
,
Tom Braidwood
,
William B. Davis
.