What did you think of the second season premiere of V? Read our take on "Red Rain" NOW.

Looking ahead, the show airs "Serpent's Tooth" on January 11, an episode that will feature:

• Anna and Diana squaring off.
• Erica having Tyler's blood analyzed... and discovering that the Visitors actually messed with her when she was pregnant. 

The latter development sounds like it will give Erica an opening to be ruthless, doesn't it? Watch a preview for this episode now:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.