Lucy is mentioned as being a panelist at the upcoming 2009 Comic-Con Spartacus panel. This hasn't been officiallly confirmed as yet but here is the message from Rachel Stavis on her Twitter account:

Rachel Stavis is overseeing the Spartacus: Blood and Sand comic mini-series for Devil's Due:

Hey guys! This just in: I'll be on the Comic-Con Spartacus panel! Lucy Lawless, Sam Raimi, and more! Come see us! #SDCC 
about 11 hours ago from TweetDeck

News contributed by Barbara Davies