as Fox Mulder
Episode
Zero Sum
Year27 Apr, 1997
EpisodeS04E21
Runtime45m
WriterHoward Gordon & Frank Spotnitz
DirectorKim Manners
Personnel Files
Series Regulars
as Dana Scully
Gillian Anderson
This Entry Only
Guest Cast
as Walter Skinner
Mitch Pileggi
as Smoking Man
William B. Davis
as Marita Covarrubias
Laurie Holden
as Misty
Nicolle Nattrass
as Special Agent Kautz
Paul Anthony McLean
as Detective Ray Thomas
Fred Keating
as Entomologist
Allan Gray
as Bespectacled Boy
Addison Ridge
as 1st Elder
Don S. Williams
as Jane Brody
Lisa Stewart
as Dr. Emile Linzer
Barry Greene
as Photo Technician
Christopher Newton
as Gray Haired Man