The Atlantis team finds an Ancient underwater research facility and puts a team together to check it out.
Episode rating
Cast of episode
75
12
5
5
2
1
1
- Teyla Emmagan
- Lt. Colonel John Sheppard
- Dr. Rodney McKay
- Ronon Dex
- Dr. Carson Beckett
- Dr. Radek Zelenka
- Dr. Elizabeth Weir
- Wraith Queen
- Dr. Graydon
- Dr. Dickenson
- Dr. Coleman