Guest Stars Mitch Pileggi as Assistant Director Walter Skinner William B. Davis as Cigarette-Smoking Man Tom Braidwood as Melvin Frohike Bruce Harwood as John Fitzgerald Byers Dean Haglund as Richard "Ringo" Langly Nicholas Lea as Agent Alex Krycek John Neville as Well-Manicured Man David Kaye as The Doctor Co Starring Don S. Williams as Elder #1 Brendan Beiser as Agent Sean Pendrell Lenno Britos as Hispanic Man aka Luis Cardinal Kevin McNulty as Agent Fuller Suleka Mathew as Agent Linda Caleca Dmitry Chepovetsky as Government Man #1 Martin Evans as Major Domo Barry W. Levy as Navy Doctor Peter Scoular as Sick Crewman Frances Flanagan as Nurse Jeff Chivers as Armed Man #1