Characters played by David Duchovny
Fox Mulder
Characters played by Gillian Anderson
Dana Scully
Characters played by Mitch Pileggi
A.D. Walter Skinner
Characters played by Tom Braidwood
Melvin Frohike
Characters played by Dean Haglund
Richard 'Ringo' Langly
Characters played by Bruce Harwood
John Byers
Characters played by Nicholas Lea
Alex Krycek
Characters played by William B. Davis
Cigarette Smoking Man
CGB Spender
Characters played by Laurie Holden
Marita Covarrubias
Characters played by James Pickens Jr.
FBI Deputy Director Alvin Kersh
Characters played by Bill Dow
Charles Burks
Characters played by Arlene Warren
Skinner's Assistant
Characters played by Mary Astadourian
Additional Voices
Characters played by Maya Blume
Additional Voices
Characters played by Ben Borth
Additional Voices
Characters played by Brad Follmer
Additional Voices
Characters played by Joel Kleinberg
Additional Voices
Characters played by Michael Pole
Additional Voices
Characters played by Paul Rabwin
Additional Voices
Characters played by Gabe Rotter
Additional Voices