Ringer stars Gellar as a woman running for her life. To escape her would-be killers, she assumes the identity of her recently-departed twin sister - only to find that the sister has her own collection of enemies. Nestor Carbonell (Lost) plays an inquisitive FBI agent after both identities.
The panel starts at 1:45 PST in ballroom 20. In attendance are Sarah Michelle Gellar (SG), Nestor Carbonell (NC), Ioan Gruffudd (IG) and Kristofer Polaha (KP). Producers Nicole Snyder (NS) and Eric Charmelo (EC) will also be on hand.