Season 6
| [Title] | [U.S. Air Date] | [Episode #] |
| The Beginning | 11/08/98 | 6X01 |
| Drive | 11/15/98 | 6X02 |
| Triangle | 11/22/98 | 6X03 |
| Dreamland | 11/29/98 | 6X04 |
| Dreamland II | 12/06/98 | 6X05 |
| Terms of Endearment | 01/03/99 | 6X06 |
| The Rain King | 01/10/99 | 6X07 |
| How The Ghosts Stole Christmas | 12/13/98 | 6X08 |
| Tithonus | 01/24/99 | 6X09 |
| S.R. 819 | 01/17/99 | 6X10 |
| Two Fathers | 02/07/99 | 6X11 |
| One Son | 02/14/99 | 6X12 |
| Arcadia | 03/07/99 | 6X13 |
| Agua Mala | 02/21/99 | 6X14 |
| Monday | 02/28/99 | 6X15 |
| Alpha | 03/28/99 | 6X16 |
| Trevor | 04/11/99 | 6X17 |
| Milagro | 04/18/99 | 6X18 |
| Three Of A Kind | 05/02/99 | 6X19 |
| The Unnatural | 04/25/99 | 6X20 |
| Field Trip | 05/09/99 | 6X21 |
| Biogenesis | 05/16/99 | 6X22 |
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