ABC has this to say:

The face-off between the survivors and the freighter people begins. Guest starring are L. Scott Caldwell as Rose, Nestor Carbonell as Richard Alpert, Jeremy Davies as Daniel Faraday, Ken Leung as Miles Straume, Rebecca Mader as Charlotte Lewis, Jeff Fahey as Frank Lapidus, Kevin Durand as Keamy, Anthony Azizi as Omar, Andrea Gabriel as Noor "Nadia" Abed Jaseem, Byron Chung as Mr. Paik, June Kyoko Lu as Mrs. Paik, Lillian Hurst as Carmen Reyes, Cheech Marin as David Reyes, Veronica Hamel as Margo Shephard, Michelle Forbes as Karen Decker, Susan Duerden as Carole Littleton and Noah Craft as Hendricks.

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