Tigh Me Up, Tigh Me Down
S01E09 - Airdate: 2005-03-04
Runtime: 60 min
After the interrogated Cylon gave Roslin the idea that Adama might be a Cylon, Roslin becomes suspicious of him. Unexpectedly, Colonel Tigh's estranged wife Ellen turns up alive in the fleet, apparently miraculously, raising the possibility that she might be a Cylon.
Episode details and rating from TVmaze.