2x02 Serpent's Tooth
First Aired: Jan. 11, 2011 on ABC
Summary: Anna and Diana square off in the dark bowels of the Mothership - Diana has been down there for 15 years and not had a single glimpse of Anna. Meanwhile, Erica has Tyler's blood analyzed, and learns the V's did something sinister to her when she was pregnant with him.
Guest Stars[no credits found]