Cast and credits of Secrets of the X Files, Part 1

Gillian Anderson
Dana Scully (archive footage)

David Duchovny
Fox Mulder (archive footage)

Tom Braidwood
Melvin Frohike (archive footage) (uncredited)

William B. Davis
Cigarette Smoking Man / CGB Spender (archive footage) (uncredited)

Dean Haglund
Richard 'Ringo' Langly (archive footage) (uncredited)

Jerry Hardin
Deep Throat (archive footage) (uncredited)

Bruce Harwood
John Fitzgerald Byers (archive footage) (uncredited)

Nicholas Lea
Alex Krycek (archive footage) (uncredited)

Megan Leitch
Samantha Mulder (archive footage) (uncredited)

Vanessa Morley
Samantha Mulder - Age 8 (archive footage) (uncredited)

Mitch Pileggi
Walter Skinner (archive footage) (uncredited)

CCH Pounder
Agent Lucy Kazdin (archive footage) (uncredited)

Rebecca Toolan
Mrs. Teena Mulder (archive footage) (uncredited)

Steven Williams
Mr. X (archive footage) (uncredited)