David Duchovny
Gillian Anderson
John Neville
William B. Davis
Martin Landau
Mitch Pileggi
Jeffrey DeMunn
Blythe Danner
Terry O'Quinn
Armin Mueller-Stahl
David Duchovny as Special Agent Fox Mulder
Gillian Anderson as Special Agent Dana Scully
John Neville as The Well-Manicured Man
William B. Davis as The Cigarette-Smoking Man
Martin Landau as Alvin Kurtzweil, MD
Mitch Pileggi as Assistant Director Walter Skinner
Jeffrey DeMunn as Ben Bronschweig, M.D. (as Jeffrey De Munn)
Blythe Danner as Jana Cassidy
Terry O'Quinn as Darius Michaud
Armin Mueller-Stahl as Conrad Strughold
Lucas Black as Stevie
Christopher Fennell as Boy #2 (as Chris Fennell)
Cody Newton as Boy #3
Blake Stokes as Boy #4
Dean Haglund as Richard 'Ringo' Langly