
| Episode # | Prod # | Original Air Date | Episode Title | ||
| Season One | |||||
| 1. | 1-1 | 1X79 | 10-Sep-1993 | Pilot | |
| 2. | 1-2 | 1X01 | 17-Sep-1993 | Deep Throat | |
| 3. | 1-3 | 1X02 | 24-Sep-1993 | Squeeze | |
| 4. | 1-4 | 1X03 | 01-Oct-1993 | Conduit | |
| 5. | 1-5 | 1X04 | 08-Oct-1993 | The Jersey Devil | |
| 6. | 1-6 | 1X05 | 22-Oct-1993 | Shadows | |
| 7. | 1-7 | 1X06 | 29-Oct-1993 | Ghost in the Machine | |
| 8. | 1-8 | 1X07 | 05-Nov-1993 | Ice | |
| 9. | 1-9 | 1X08 | 12-Nov-1993 | Space | |
| 10. | 1-10 | 1X09 | 19-Nov-1993 | Fallen Angel | |
| 11. | 1-11 | 1X10 | 10-Dec-1993 | Eve | |
| 12. | 1-12 | 1X11 | 17-Dec-1993 | Fire | |
| 13. | 1-13 | 1X12 | 07-Jan-1994 | Beyond the Sea | |
| 14. | 1-14 | 1X13 | 21-Jan-1994 | Genderbender | |
| 15. | 1-15 | 1X14 | 04-Feb-1994 | Lazarus | |
| 16. | 1-16 | 1X15 | 11-Feb-1994 | Young at Heart | |
| 17. | 1-17 | 1X16 | 18-Feb-1994 | E.B.E. | |
| 18. | 1-18 | 1X17 | 18-Mar-1994 | Miracle Man | |
| 19. | 1-19 | 1X18 | 01-Apr-1994 | Shapes | |
| 20. | 1-20 | 1X19 | 15-Apr-1994 | Darkness Falls | |
| 21. | 1-21 | 1X20 | 22-Apr-1994 | Tooms | |
| 22. | 1-22 | 1X21 | 29-Apr-1994 | Born Again | |
| 23. | 1-23 | 1X22 | 06-May-1994 | Roland | |
| 24. | 1-24 | 1X23 | 13-May-1994 | The Erlenmeyer Flask | |
| Season Two | |||||
| 25. | 2-1 | 2X01 | 16-Sep-1994 | Little Green Men | |
| 26. | 2-2 | 2X02 | 23-Sep-1994 | The Host | |
| 27. | 2-3 | 2X03 | 30-Sep-1994 | Blood | |
| 28. | 2-4 | 2X04 | 07-Oct-1994 | Sleepless | |
| 29. | 2-5 | 2X05 | 14-Oct-1994 | Duane Barry (1) | |
| 30. | 2-6 | 2X06 | 21-Oct-1994 | Ascension (2) | |
| 31. | 2-7 | 2X07 | 04-Nov-1994 | 3 | |
| 32. | 2-8 | 2X08 | 11-Nov-1994 | One Breath | |
| 33. | 2-9 | 2X09 | 18-Nov-1994 | Firewalker | |
| 34. | 2-10 | 2X10 | 09-Dec-1994 | Red Museum | |
| 35. | 2-11 | 2X11 | 16-Dec-1994 | Excelsis Dei | |
| 36. | 2-12 | 2X12 | 06-Jan-1995 | Aubrey | |
| 37. | 2-13 | 2X13 | 13-Jan-1995 | Irresistible | |
| 38. | 2-14 | 2X14 | 27-Jan-1995 | Die Hand die Verletzt | |
| 39. | 2-15 | 2X15 | 03-Feb-1995 | Fresh Bones | |
| 40. | 2-16 | 2X16 | 10-Feb-1995 | Colony (1) | |
| 41. | 2-17 | 2X17 | 17-Feb-1995 | End Game (2) | |
| 42. | 2-18 | 2X18 | 24-Feb-1995 | Fearful Symmetry | |
| 43. | 2-19 | 2X19 | 10-Mar-1995 | Dod Kalm | |
| 44. | 2-20 | 2X20 | 31-Mar-1995 | Humbug | |
| 45. | 2-21 | 2X21 | 14-Apr-1995 | The Calusari | |
| 46. | 2-22 | 2X22 | 28-Apr-1995 | F. Emasculata | |
| 47. | 2-23 | 2X23 | 05-May-1995 | Soft Light | |
| 48. | 2-24 | 2X24 | 12-May-1995 | Our Town | |
| 49. | 2-25 | 2X25 | 19-May-1995 | Anasazi (1) | |
| Season Three | |||||
| 50. | 3-1 | 3X01 | 22-Sep-1995 | The Blessing Way (2) | |
| 51. | 3-2 | 3X02 | 29-Sep-1995 | Paper Clip (3) | |
| 52. | 3-3 | 3X03 | 06-Oct-1995 | D.P.O. | |
| 53. | 3-4 | 3X04 | 13-Oct-1995 | Clyde Bruckman's Final Repose | |
| 54. | 3-5 | 3X05 | 20-Oct-1995 | The List | |
| 55. | 3-6 | 3X06 | 03-Nov-1995 | 2Shy | |
| 56. | 3-7 | 3X07 | 10-Nov-1995 | The Walk | |
| 57. | 3-8 | 3X08 | 17-Nov-1995 | Oubliette | |
| 58. | 3-9 | 3X09 | 24-Nov-1995 | Nisei (1) | |
| 59. | 3-10 | 3X10 | 01-Dec-1995 | 731 (2) | |
| 60. | 3-11 | 3X11 | 15-Dec-1995 | Revelations | |
| 61. | 3-12 | 3X12 | 05-Jan-1996 | War of the Coprophages | |
| 62. | 3-13 | 3X13 | 26-Jan-1996 | Syzygy | |
| 63. | 3-14 | 3X14 | 02-Feb-1996 | Grotesque | |
| 64. | 3-15 | 3X15 | 09-Feb-1996 | Piper Maru (1) | |
| 65. | 3-16 | 3X16 | 16-Feb-1996 | Apocrypha (2) | |
| 66. | 3-17 | 3X17 | 23-Feb-1996 | Pusher | |
| 67. | 3-18 | 3X18 | 08-Mar-1996 | Teso Dos Bichos | |
| 68. | 3-19 | 3X19 | 29-Mar-1996 | Hell Money | |
| 69. | 3-20 | 3X20 | 12-Apr-1996 | Jose Chung's From Outer Space | |
| 70. | 3-21 | 3X21 | 26-Apr-1996 | Avatar | |
| 71. | 3-22 | 3X22 | 03-May-1996 | Quagmire | |
| 72. | 3-23 | 3X23 | 10-May-1996 | Wetwired | |
| 73. | 3-24 | 3X24 | 17-May-1996 | Talitha Cumi (1) | |
| Season Four | |||||
| 74. | 4-1 | 4X01 | 04-Oct-1996 | Herrenvolk (2) | |
| 75. | 4-2 | 4X03 | 11-Oct-1996 | Home | |
| 76. | 4-3 | 4X04 | 18-Oct-1996 | Teliko | |
| 77. | 4-4 | 4X02 | 27-Oct-1996 | Unruhe | |
| 78. | 4-5 | 4X05 | 03-Nov-1996 | The Field Where I Died | |
| 79. | 4-6 | 4X06 | 10-Nov-1996 | Sanguinarium | |
| 80. | 4-7 | 4X07 | 17-Nov-1996 | Musings of a Cigarette-Smoking Man | |
| 81. | 4-8 | 4X09 | 24-Nov-1996 | Tunguska (1) | |
| 82. | 4-9 | 4X10 | 01-Dec-1996 | Terma (2) | |
| 83. | 4-10 | 4X08 | 15-Dec-1996 | Paper Hearts | |
| 84. | 4-11 | 4X11 | 12-Jan-1997 | El Mundo Gira | |
| 85. | 4-12 | 4X14 | 26-Jan-1997 | Leonard Betts | |
| 86. | 4-13 | 4X13 | 02-Feb-1997 | Never Again | |
| 87. | 4-14 | 4X15 | 09-Feb-1997 | Memento Mori | |
| 88. | 4-15 | 4X12 | 16-Feb-1997 | Kaddish | |
| 89. | 4-16 | 4X16 | 23-Feb-1997 | Unrequited | |
| 90. | 4-17 | 4X17 | 16-Mar-1997 | Tempus Fugit (1) | |
| 91. | 4-18 | 4X18 | 23-Mar-1997 | Max (2) | |
| 92. | 4-19 | 4X19 | 13-Apr-1997 | Synchrony | |
| 93. | 4-20 | 4X20 | 20-Apr-1997 | Small Potatoes | |
| 94. | 4-21 | 4X21 | 27-Apr-1997 | Zero Sum | |
| 95. | 4-22 | 4X22 | 04-May-1997 | Elegy | |
| 96. | 4-23 | 4X23 | 11-May-1997 | Demons | |
| 97. | 4-24 | 4X24 | 18-May-1997 | Gethsemane (1) | |
| Season Five | |||||
| 98. | 5-1 | 5X02 | 02-Nov-1997 | Redux (2) | |
| 99. | 5-2 | 5X03 | 09-Nov-1997 | Redux II (3) | |
| 100. | 5-3 | 5X01 | 16-Nov-1997 | Unusual Suspects | |
| 101. | 5-4 | 5X04 | 23-Nov-1997 | Detour | |
| 102. | 5-5 | 5X06 | 30-Nov-1997 | The Post-Modern Prometheus | |
| 103. | 5-6 | 5X05 | 07-Dec-1997 | Christmas Carol (1) | |
| 104. | 5-7 | 5X07 | 14-Dec-1997 | Emily (2) | |
| 105. | 5-8 | 5X08 | 04-Jan-1998 | Kitsunegari | |
| 106. | 5-9 | 5X09 | 11-Jan-1998 | Schizogeny | |
| 107. | 5-10 | 5X10 | 08-Feb-1998 | Chinga | |
| 108. | 5-11 | 5X11 | 15-Feb-1998 | Kill Switch | |
| 109. | 5-12 | 5X12 | 22-Feb-1998 | Bad Blood | |
| 110. | 5-13 | 5X13 | 01-Mar-1998 | Patient X (1) | |
| 111. | 5-14 | 5X14 | 08-Mar-1998 | The Red and the Black (2) | |
| 112. | 5-15 | 5X15 | 29-Mar-1998 | Travelers | |
| 113. | 5-16 | 5X16 | 19-Apr-1998 | Mind's Eye | |
| 114. | 5-17 | 5X17 | 26-Apr-1998 | All Souls | |
| 115. | 5-18 | 5X18 | 03-May-1998 | The Pine Bluff Variant | |
| 116. | 5-19 | 5X19 | 10-May-1998 | Folie a Deux | |
| 117. | 5-20 | 5X20 | 17-May-1998 | The End | |
| Feature Movie | |||||
| F-1 | FTF | 19-Jun-1998 | The X-Files - Fight the Future | ||
| Season Six | |||||
| 118. | 6-1 | 6X01 | 08-Nov-1998 | The Beginning | |
| 119. | 6-2 | 6X02 | 15-Nov-1998 | Drive | |
| 120. | 6-3 | 6X03 | 22-Nov-1998 | Triangle | |
| 121. | 6-4 | 6X04 | 29-Nov-1998 | Dreamland (1) | |
| 122. | 6-5 | 6X05 | 06-Dec-1998 | Dreamland II (2) | |
| 123. | 6-6 | 6X08 | 13-Dec-1998 | How The Ghosts Stole Christmas | |
| 124. | 6-7 | 6X06 | 03-Jan-1999 | Terms of Endearment | |
| 125. | 6-8 | 6X07 | 10-Jan-1999 | Rain King | |
| 126. | 6-9 | 6X10 | 17-Jan-1999 | S.R. 819 | |
| 127. | 6-10 | 6X09 | 24-Jan-1999 | Tithonus | |
| 128. | 6-11 | 6X11 | 07-Feb-1999 | Two Fathers (1) | |
| 129. | 6-12 | 6X12 | 14-Feb-1999 | One Son (2) | |
| 130. | 6-13 | 6X14 | 21-Feb-1999 | Agua Mala | |
| 131. | 6-14 | 6X15 | 28-Feb-1999 | Monday | |
| 132. | 6-15 | 6X13 | 07-Mar-1999 | Arcadia | |
| 133. | 6-16 | 6X16 | 28-Mar-1999 | Alpha | |
| 134. | 6-17 | 6X17 | 11-Apr-1999 | Trevor | |
| 135. | 6-18 | 6X18 | 18-Apr-1999 | Milagro | |
| 136. | 6-19 | 6X20 | 25-Apr-1999 | The Unnatural | |
| 137. | 6-20 | 6X19 | 02-May-1999 | Three of a Kind | |
| 138. | 6-21 | 6X21 | 09-May-1999 | Field Trip | |
| 139. | 6-22 | 6X22 | 16-May-1999 | Biogenesis (1) | |
| Season Seven | |||||
| 140. | 7-1 | 7ABX03 | 07-Nov-1999 | The Sixth Extinction (2) | |
| 141. | 7-2 | 7ABX04 | 14-Nov-1999 | The Sixth Extinction II: Amor Fati (3) | |
| 142. | 7-3 | 7ABX01 | 21-Nov-1999 | Hungry | |
| 143. | 7-4 | 7ABX05 | 28-Nov-1999 | Millennium | |
| 144. | 7-5 | 7ABX06 | 05-Dec-1999 | Rush | |
| 145. | 7-6 | 7ABX02 | 12-Dec-1999 | The Goldberg Variation | |
| 146. | 7-7 | 7ABX07 | 09-Jan-2000 | Orison | |
| 147. | 7-8 | 7ABX08 | 16-Jan-2000 | The Amazing Maleeni | |
| 148. | 7-9 | 7ABX09 | 23-Jan-2000 | Signs and Wonders | |
| 149. | 7-10 | 7ABX10 | 06-Feb-2000 | Sein und Zeit (1) | |
| 150. | 7-11 | 7ABX11 | 13-Feb-2000 | Closure (2) | |
| 151. | 7-12 | 7ABX12 | 20-Feb-2000 | X-COPS | |
| 152. | 7-13 | 7ABX13 | 27-Feb-2000 | First Person Shooter | |
| 153. | 7-14 | 7ABX14 | 12-Mar-2000 | Theef | |
| 154. | 7-15 | 7ABX15 | 19-Mar-2000 | En Ami | |
| 155. | 7-16 | 7ABX16 | 02-Apr-2000 | Chimera | |
| 156. | 7-17 | 7ABX17 | 09-Apr-2000 | all things | |
| 157. | 7-18 | 7ABX19 | 16-Apr-2000 | Brand X | |
| 158. | 7-19 | 7ABX18 | 30-Apr-2000 | Hollywood A.D. | |
| 159. | 7-20 | 7ABX20 | 07-May-2000 | Fight Club | |
| 160. | 7-21 | 7ABX21 | 14-May-2000 | Je Souhaite | |
| 161. | 7-22 | 7ABX22 | 21-May-2000 | Requiem | |
| Season Eight | |||||
| 162. | 8-1 | 8ABX01 | 05-Nov-2000 | Within (1) | |
| 163. | 8-2 | 8ABX02 | 12-Nov-2000 | Without (2) | |
| 164. | 8-3 | 8ABX04 | 19-Nov-2000 | Patience | |
| 165. | 8-4 | 8ABX05 | 26-Nov-2000 | Roadrunners | |
| 166. | 8-5 | 8ABX06 | 03-Dec-2000 | Invocation | |
| 167. | 8-6 | 8ABX03 | 10-Dec-2000 | Redrum | |
| 168. | 8-7 | 8ABX07 | 17-Dec-2000 | Via Negativa | |
| 169. | 8-8 | 8ABX09 | 07-Jan-2001 | Surekill | |
| 170. | 8-9 | 8ABX10 | 14-Jan-2001 | Salvage | |
| 171. | 8-10 | 8ABX12 | 21-Jan-2001 | Badlaa | |
| 172. | 8-11 | 8ABX11 | 04-Feb-2001 | The Gift | |
| 173. | 8-12 | 8ABX13 | 11-Feb-2001 | Medusa | |
| 174. | 8-13 | 8ABX08 | 18-Feb-2001 | Per Manum | |
| 175. | 8-14 | 8ABX14 | 25-Feb-2001 | This Is Not Happening (1) | |
| 176. | 8-15 | 8ABX15 | 01-Apr-2001 | DeadAlive (2) | |
| 177. | 8-16 | 8ABX18 | 08-Apr-2001 | Three Words | |
| 178. | 8-17 | 8ABX17 | 15-Apr-2001 | Empedocles | |
| 179. | 8-18 | 8ABX16 | 22-Apr-2001 | Vienen | |
| 180. | 8-19 | 8ABX19 | 06-May-2001 | Alone | |
| 181. | 8-20 | 8ABX20 | 13-May-2001 | Essence (1) | |
| 182. | 8-21 | 8ABX21 | 20-May-2001 | Existence (2) | |
| Season Nine | |||||
| 183. | 9-1 | 9ABX01 | 11-Nov-2001 | Nothing Important Happened Today (1) | |
| 184. | 9-2 | 9ABX02 | 18-Nov-2001 | Nothing Important Happened Today II (2) | |
| 185. | 9-3 | 9ABX03 | 02-Dec-2001 | Dæmonicus | |
| 186. | 9-4 | 9ABX05 | 09-Dec-2001 | 4-D | |
| 187. | 9-5 | 9ABX06 | 16-Dec-2001 | Lord of the Flies | |
| 188. | 9-6 | 9ABX08 | 06-Jan-2002 | Trust No 1 | |
| 189. | 9-7 | 9ABX07 | 13-Jan-2002 | John Doe | |
| 190. | 9-8 | 9ABX04 | 27-Jan-2002 | Hellbound | |
| 191. | 9-9 | 9ABX10 | 03-Mar-2002 | Provenance (1) | |
| 192. | 9-10 | 9ABX11 | 10-Mar-2002 | Providence (2) | |
| 193. | 9-11 | 9ABX13 | 17-Mar-2002 | Audrey Pauley | |
| 194. | 9-12 | 9ABX09 | 31-Mar-2002 | Underneath | |
| 195. | 9-13 | 9ABX14 | 07-Apr-2002 | Improbable | |
| 196. | 9-14 | 9ABX12 | 14-Apr-2002 | Scary Monsters | |
| 197. | 9-15 | 9ABX15 | 21-Apr-2002 | Jump the Shark | |
| 198. | 9-16 | 9ABX17 | 28-Apr-2002 | William | |
| 199. | 9-17 | 9ABX16 | 05-May-2002 | Release | |
| 200. | 9-18 | 9ABX18 | 12-May-2002 | Sunshine Days | |
| 201. | 9-19 | 9ABX19/9ABX20 | 19-May-2002 | The Truth | |
| Feature Movie | |||||
| F-2 | The X-Files 2 | ||||