~ Season One (1999) - Season Two (2000) - Season Three (2001) - Season Four (2002) ~
S E A S O N O N E
| Event | Episode | Title | Character | Actor |
| NEW REGULAR |
#21 | "Bone To Be Wild" | Chiana | Gigi Edgely |
| The Episodes | ||||
| 1. Premiere | 2. Exodus from Genesis | 3. Back and Back and Back to the Future | 4. Throne for a Loss | 5. PK Tech Girl |
| 6. Thank God It's Friday. Again | 7. I, E.T. | 8. That Old Black Magic | 9. DNA Mad Scientist | 10. They've Got a Secret |
| 11. Till the Blood Runs Clear | 12. The Flax | 13. Rhapsody in Blue | 14. Jeremiah Crichton | 15. Durka Returns |
| 16. A Human Reaction | 17. Through the Looking Glass | 18. A Bug's Life | 19. Nerve (Part 1) |
20. The Hidden Memory ( Part 2) |
| 21. Bone to Be Wild | 22. Family Ties | |||
S E A S O N T W O
| The Episodes | ||||
| 1. Mind the Baby | 2. Vitas Mortis | 3. Taking the Stone | 4. Crackers Don't Matter | 5. The Way We Weren't |
| 6. Picture if You Will | 7. Home on the Remains | 8. Dream a Little Dream, aka Re:Union | 9. Out of Their Minds | 10. My Three Crichtons |
| 11. Look at the Princess ( Part 1): A Kiss is But a Kiss |
12. Look at the Princess ( Part 2): I Do, I Think |
13. Look at the Princess (Part 3): The Maltese Crichton |
14. Beware of Dog | 15. Won't Get Fooled Again |
| 16. The Locket | 17. The Ugly Truth | 18. A Clockwork Nebari | 19. Liars, Guns and Money (Part 1): A Not So Simple Plan |
20. Liars, Guns and Money (Part 2): With Friends Like These |
| 21. Liars, Guns and Money (Part 3): Plan B |
22. Die Me Dichotomy | |||
S E A S O N T H R E E
| Event | Episode | Title | Character | Actor |
| NEW REGULAR |
#1 | Season of Death | Stark | Paul Goddard |
| NEW REGULAR |
#1 | Season of Death | Bailar Crais |
Lani Tupu |
| NEW REGULAR |
#1 | Season of Death | Scorpius | Wayne Pygram |
| EXIT AS REGULAR |
#4 | 4. Self-Inflicted Wounds (Part 2): Wait for the Wheel |
Pa'u Zotoh Zhaan |
Virginia Hey |
| EXIT AS REGULAR |
#22 | Dog With Two Bones | Stark | Paul Goddard |
| EXIT AS REGULAR |
#22 | Dog With Two Bones | Bailar Crais |
Lani Tupu |
| The Episodes | ||||
| 1. Season of Death | 2. Suns and Lovers | 3. Self-Inflicted Wounds (Part 1): Could'a, Would'a, Should'a |
4. Self-Inflicted Wounds (Part 2): Wait for the Wheel |
5. Different Destinations |
| 6. Eat Me | 7. Thanks for Sharing | 8. Green Eyed Monster | 9. Losing Time | 10. Relativity |
| 11. Incubator | 12. Meltdown | 13. Scratch & Sniff | 14. Infinite Possibilities (Part 1): Daedalus Demands |
15. Infinite Possibilities (Part 2): Icarus Abides |
| 16. Revenging Angel | 17. The Choice | 18. Fractures | 19.I Yensch, You Yensch | 20. Into The Lion's Den (Part 1): Lambs To The Slaughter |
| 21. Into The Lion's Den (Part 2): A Wolf In Sheep's Clothing. |
22. Dog With Two Bones. | |||
S E A S O N F O U R
| The Episodes | ||||
| 1. Crichton Kicks | 2.What Was Lost (Part 1): Sacrifice |
3.What Was Lost (Part 2): Resurrection |
4.Lava's A Many Splendored Thing | 5.Promises |
| 6.Natural Selection | 7.John Quixote | 8.I Shrink Therefore I Am | 9.A Perfect Murder | 10.Coup By Clam |
| 11.Unrealised Reality | 12.Kansas | 13. Terra Firma | 14. Twice Shy | 15. Mental As Anything |
| 16. Bringing Home The Beacon | 17. A Constellation Of Doubt | 18. Prayer | 19. We're So Screwed: Fetal Attraction | 20. We're So Screwed: Hot To Katratzi |
| 21. We're So Screwed: La Bomba | 22. Bad Timing | |||