Board Thread:False Info and Speculative Discussion/@comment-67.184.188.184-20140801000926/@comment-25521727-20140807182522

LadyX wrote: The thing about Liam's step dad is that we've only seen him once so far, and normally it's a minor character that we've seen several times by this point. Actually, no.

Peter appeared in one episode in season 1, and he was revealed to be the big bad in episode 9.

It could be him.