| Writer: | Glen Morgan & James Wong |
| Director: | David Nutter |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Cigarette Smoking Man | William B Davis |
| Senator Richard Matheson | Raymond J Barry |
| Jorge Concepcion | Mike Gomez |
| Young Samantha | Vanessa Morley |
| Young Fox Mulder | Marcus Turner |
| Dr. Troisky | Les Carlson |
| Aide | Fulvio Cecere |
| Special Agent Morris | Deryl Hayes |
| Commander | Dwight Mcfee |
| Student | Lisa Anne Beley |
| Lewin | Gary Hetherington |
| Rand | Bob Wilde |
| Writer: | Chris Carter |
| Director: | Daniel Sackheim |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Flukeman | Darin Morgan |
| Special Agent Brisentine | Marc Baur |
| First Workman | Matthew Bennet |
| Detective Norman | Freddy Andreiuci |
| Charlie | Don Mackay |
| Man On Phone | Hrothgar Matthews |
| Dr. Zenzola | Gabrielle Rose |
| Foreman | Ron Sauve |
| Russian Engineer | Dmitri Boudrine |
| Dmitri | Raoul Ganee |
| Federal Marshal | William Macdonald |
| Story: | Darin Morgan |
| Teleplay: | Glen Morgan & James Wong |
| Director: | David Nutter |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Ed Funsch | William Sanderson |
| Sheriff Spencer | John Cygan |
| Larry Winter | George Touliatos |
| Mrs. McRoberts | Kimberly Ashlyn Gere |
| Harry Mcnally | Andre Daniels |
| Frohike | Tom Braidwood |
| Langly | Dean Haglund |
| Byers | Bruce Harwood |
| Taber | John Harris |
| Mechanic | Gerry Rousseau |
| Bus Driver | William Mackenzie |
| Mrs. Adams | Diana Stevan |
| Security Guard | David Fredricks |
| Mother | Kathleen Duborg |
| Clerk | B J Harrison |
| Writer: | Howard Gordon |
| Director: | Rob Bowman |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Cigarette Smoking Man | William B Davis |
| X | Steven Williams |
| Special Agent Alex Krycek | Nicholas Lea |
| Augustus Cole | Tony Todd |
| Sal Matola | Jonathan Gries |
| Detective Horton | Mitch Kosterman |
| Henry Willig | Don Thompson |
| Doctor Girardi | David Adams |
| Doctor Pilsson | Michael Puttonen |
| Doctor Charyn | Anna Hagan |
| Team Leader | Paul Bittante |
| Doctor Grissom | Claude De Martino |
| Writer: | Chris Carter |
| Director: | Chris Carter |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Cigarette Smoking Man | William B Davis |
| Special Agent Alex Krycek | Nicholas Lea |
| Duane Barry | Steve Railsback |
| Special Agent Kazdin | C C H Pounder |
| Doctor Hakkie | Frank C Turner |
| Tactical Commander | Stephen E Miller |
| Special Agent Rich | Fred Henderson |
| Gwen | Barbara Pollard |
| Kimberly | Sarah Strange |
| Officer | Robert Lewis |
| Marksman #2 | Michael Dobson |
| Clerk | Tosca Baggoo |
| Bob | Tim Dixon |
| Special Agent Janus | Prince Maryland |
| Marksman #1 | John Sampson |
| Writer: | Paul Brown |
| Director: | Michael Lange |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Cigarette Smoking Man | William B Davis |
| Special Agent Alex Krycek | Nicholas Lea |
| Duane Barry | Steve Railsback |
| Margaret Scully | Sheila Larken |
| X | Steven Williams |
| Doctor Ruth Slaughter | Merideth Bain Woodward |
| Dwight | Peter Lacroix |
| Patrolman | Steve Makaj |
| Video Technician | Robyn Douglass |
| Deputy | Bobby L Stewart |
| Writer: | Chris Ruppenthal, Glen Morgan and James Wong |
| Director: | David Nutter |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| The Son/John | Frank Military |
| Kristen Kilar | Perrey Reeves |
| Detective Nettles | Frank Ferrucci |
| Detective Munson | Tom Mcbeath |
| The Father | Gustavo Moreno |
| The Unholy Spirit | Justina Vail |
| Commander Carver | Malcom Stewart |
| Doctor Browning | Ken Kramer |
| Garrett Lore | Roger Allford |
| David Yung | Richard Yee |
| Fireman | Brad Loree |
| Doctor Jacobs | John Tierney |
| Guard | David Livingstone |
| Officer | Guyle Frazier |
| Writer: | Glen Morgan and James Wong |
| Director: | R W Goodwin |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Cigarette Smoking Man | William B Davis |
| X | Steven Williams |
| Margaret Scully | Sheila Larken |
| Melissa Scully | Melinda Mcgraw |
| Frohike | Tom Braidwood |
| Langly | Dean Haglund |
| Byers | Bruce Harwood |
| Doctor Daly | Jay Brazeau |
| Nurse Owens | Nicola Cavendish |
| Captain William Scully | Don Davis |
| Nurse Wilkins | Lorena Gale |
| Overcoat Man | Ryan Michael |
| Young Dana Scully | Tegan Moss |
| Writer: | Howard Gordon |
| Director: | David Nutter |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Doctor Daniel Trepkos | Bradley Whitford |
| Vosberg | David Lewis |
| Doctor Adam Pierce | Tuck Milligan |
| Jason Ludwig | Leland Oirser |
| Technician | Torben Rolfsen |
| Jesse O'Neil | Shawnee Smith |
| Peter Tanaka | Hiro Kanagawa |
| Reporter | David Kaye |
| Writer: | Chris Carter |
| Director: | Win Phelps |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Beth Kane | Gillian Barber |
| Sherrif Mazeroski | Steve Eastin |
| Crew-Cut Man | Lindsey Ginter |
| Richard Odin | Mark Rolston |
| Gerd Thomas | Paul Sand |
| Gary Kane | Bob Frazer |
| Old Man | Robert Clothier |
| Katie | Elisabeth Rosen |
| Woman Reading Words | Crystal Verge |
| Rick | Cameron Labine |
| Brad | Tony Sampson |
| 1st Man | Gerry Naim |
| 1st Officer | Brian Mcgugan |
| Writer: | Paul Brown |
| Director: | Steven Surjik |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Dorothy | Frances Bay |
| Nurse Michelle Charters | Teryl Rothery |
| Stan Phillips | Eric Christmas |
| Hal Arden | David Fresco |
| Gung Bittuen | Sab Shimono |
| Laura Kelly | Tasha Simms |
| Writer: | Sara Charno |
| Director: | Rob Bowman |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Deborah Strang | Detective B J Morrow |
| Morgan Woodward | Old Harry Cokely |
| Terry O'Quinn | Lieutenant Brian Tillman |
| Joy Coghill | Mrs. Ruby Thibodeaux |
| Robyn Driscoll | Detective Joe Darnell |
| Peter Fleming | Officer #1 |
| Sarah Jane Redmond | Young Mom |
| Emanuel Hajek | Young Cokely |
| Writer: | Chris Carter |
| Director: | David Nutter |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Donnie Pfaster | Nick Chinlund |
| Jackson Toews | Robert Thurston |
| Special Agent Moe Bocks | Bruce Weitz |
| Marilyn | Denalda Williams |
| Karen Kossoff | Christine Willes |
| Satin | Denna Milligan |
| Ellen | Glynis Davies |
| Mr. Fiebling | Tim Progosh |
| Suspect | Dwight Mcfee |
| Young Woman | Maggie O'Hara |
| Prostitute | Kathleen Duborg |
| Special Agent Busch | Mark Saunders |
| Coed | Ciara Hunter |
| Writer: | Glen Morgan and James Wong |
| Director: | Kim Manners |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Mrs. Phyllis Paddock | Susan Blommaert |
| Jim Ausbury | Dan Butler |
| Shannon Ausbury | Heather Mccomb |
| Deborah Brown | P. Lynn Johnson |
| Pete Calcagni | Shawn Johnston |
| Dave Duran | Travis Macdonald |
| Barbara Ausbury | Michelle Goodger |
| Sheriff John Oakes | Larry Musser |
| Jerry Thomas | Franky Czinege |
| Andrea | Laura Harris |
| Paul Vitaris | Doug Abrahams |
| Writer: | Howard Gordon |
| Director: | Rob Bowman |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| X | Steven Williams |
| Private Mcalpin | Kevin Conway |
| Colonel Wharton | Dan Butler |
| Robin Mcalpin | Katya Gardner |
| Private Harry Dunham | Matt Hill |
| Chester Bonaparte | Jamil Walker Smith |
| Pierre Bauvais | Bruce Young |
| Private Kittel | Roger Cross |
| Groundskeeper | Callum Keith Rennie |
| Lieutenant Foyle | Peter Kelamis |
| Skinny Man | Adrien Malebranche |
| Story: | David Duchovny and Chris Carter |
| Writer: | Chris Carter |
| Director: | Nick Marck |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Pilot/Alien Bounty Hunter | Brian Thompson |
| Dr. Landon Prince/Gregor | Dana Gladstone |
| Samantha Mulder | Megan Leitch |
| William Mulder | Peter Donat |
| CIA Agent Chapel | Tom Butler |
| FBI Agent | David L. Gordon |
| Special Agent Weiss | Andrew Johnston |
| Federal Marshall | Tim Henry |
| MP | Michael Mcdonald |
| Jailer | Capper Mcintyre |
| Field Doctor | Bonnie Hay |
| Mulder's Mother | Rebecca Toolan |
| Sergeant Al Dixon | James Leard |
| Reverend Sistrunk | Linden Banks |
| Newspaper Clerk | Kim Restell |
| Captain | Richard Sargent |
| Proprietor | Ken Roberts |
| 1st Crewman | Michael Rogers |
| 2nd Doctor | Oliver Becker |
| Writer: | Frank Spotnitz |
| Director: | Rob Bowman |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Pilot/Alien Bounty Hunter | Brian Thompson |
| Dr. Landon Prince/Gregor | Dana Gladstone |
| Samantha Mulder | Megan Leitch |
| William Mulder | Peter Donat |
| Lieutenant Wilmer | Colin Cunningham |
| X | Steven Williams |
| Captain | Garry Davey |
| Special Agent Weiss | Andrew Johnston |
| Able Gardner | Allan Lysell |
| Sharpshooter | JB Bivens |
| 2nd Doctor | Oliver Becker |
| Paramedic | Beatrice Zeilinger |
| Field Doctor | Bonnie Hay |
| Writer: | Steve De Jarnatt |
| Director: | James Whitmore Jr. |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Ray Floyd | Charles Andre |
| Ed Meecham | Jack Rader |
| Willa Ambrose | Jayne Atkinson |
| Kyle Lang | Lance Guest |
| Byers | Bruce Harwood |
| Frohike | Tom Braidwood |
| Langly | Dean Haglund |
| Red Head Kid | Garvin Cross |
| Trucker | Tom Glass |
| Sophie | Jody St. Michael |
| Writer: | Howard Gordon |
| Teleplay: | Howard Gordon and Alex Gansa |
| Director: | Rob Bowman |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Henry Trondheim | John Savage |
| Halverson | Mar Anderson |
| Lieutenant Harper | Dmitry Chepovetsky |
| Captain Barclay | David Cubitt |
| Olafsson | Vladamir Kulich |
| Doctor Laskose | Claire Riley |
| Ionesco | Stephen Dimopolous |
| Sailor | John Mcconnach |
| Nurse | Bob Metcalfe |
| Burke | Kelly Irving |
| Writer: | Darin Morgan |
| Director: | Kim Manners |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Dr. Blockhead | Jim Rose |
| The Conundrum | The Enigma |
| Mr. Nutt | Michael Anderson |
| Sheriff Hamilton | Wayne Grace |
| Lanny | Vincent Schiavelli |
| Hepcat Helm | George Tipple |
| Curator | Alex Diakun |
| Jerald Glazebrook | John Payne |
| Reverend | Alvin Law |
| Older Glazebrook Child | Blair Slater |
| Younger Glazebrook Child | Devin Walker |
| Waiter | Debis Simpson |
| Writer: | Sara Charno |
| Director: | Mike Vejar |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Charlie/Michael Holvey | Joel Palmer |
| Golda | Lilyan Chauvin |
| Maggie Holvey | Helene Clarkson |
| Steve Holvey | Ric Reid |
| Teddy Holvey | Oliver & Jeremy Isaac Wildsmith |
| Special Agent Kosseff | Christine Willes |
| Doctor Charles Burk | Bill Dow |
| Head Calusari | Kay E Kuter |
| Calusari #2 | Bill Croft |
| Calusari #3 | Campbell Lane |
| Calusari #4 | George Josef |
| Nurse Castor | Jacqueline Dandeneau |
| Writer: | Chris Carter and Howard Gordon |
| Director: | Rob Bowman |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Cigarette Smoking Man | William B. Davis |
| Dr. Osbourne | Charles Martin Smith |
| Steve (Prisoner) | John Tench |
| Angelo Garza | Angelo Vacco |
| Dr. Simon Auerbach | Morris Panych |
| Paul (Prisoner) | John Pyper-Ferguson |
| US Marshal Tapia | Dean Norris |
| Elizabeth | Lynda Boyd |
| Bus Driver | Alvin Sanders |
| Bobby Torrence | Kim Kondrashoff |
| Mother At Bus Station | Chilton Crane |
| Doctor Torrence | Bill Rowat |
| Winston | Jude Zachary |
| Writer: | Vince Gilligan |
| Director: | Jim Contner |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Doctor Chester Banton | Tony Shalhoub |
| Doctor Davey | Kevin Mcnulty |
| Detective Ryan | Kate Twa |
| Detective Barron | Nathaniel Deveaux |
| X | Steven Williams |
| Barney | Guyle Frazier |
| Government Scientist | Forbes Angus |
| Night Nurse | Donna Yamamoto |
| Doctor | Robert Rozen |
| 2nd Officer | Steve Bacic |
| Security Guard | Craig Brunanski |
| Writer: | Frank Spotnitz |
| Director: | Rob Bowman |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Walter Chaco | John Milford |
| Doris Kearns | Caroline Kava |
| Sheriff Tom Arens | Gary Grubbs |
| Dr. Randolph | Robin Mossley |
| George Kearns | John Maclaren |
| Mental Patient | Hrothgar Mathews |
| Paula Gray | Gabrielle Miller |
| Jess Harold | Timothy Webber |
| Worker | Robert Moloney |
| Maid | Carrie Cain Sparks |
| Writer: | David Duchovny and Chris Carter |
| Teleplay: | Chris Carter |
| Director: | R W Goodwin |
| Starring: | |
|---|---|
| Special Agent Fox Mulder | David Duchovny |
| Special Agent Dana Scully | Gillian Anderson |
| Guests: | |
| Assistant Director Skinner | Mitch Pileggi |
| Cigarette Smoking Man | William B. Davis |
| Alex Krycek | Nicholas Lea |
| Bill Mulder | Peter Donat |
| Albert Hosteen | Floyd "Red Crow" Westerman |
| Senior FBI Agent | Michael David Sims |
| Joseph Doane | Renae Morriseau |
| 2nd Senior Agent | Ken Camroux |
| Eric | Dakota House |
| Thinker | Bernie Coulson |
| Byers | Bruce Harwood |
| Langly | Dean Haglund |
| Frohike | Tom Braidwood |
| Stealth Man | Mitch Davies |
| Special Agent Kautz | Paul Mclean |