Sydney's life is placed in mortal danger when Sloane is informed by his superior that she is the SD-6 mole. Meanwhile, Dixon's life hangs in the balance after he is shot on a mission, and Will realizes that his discovery of Kate Jones' pin could uncover some unexpected information.
Elenco: Jennifer Garner , Ron Rifkin , Carl Lumbly , Kevin Weisman , Victor Garber , David Anders , Michael Vartan , Greg Grunberg , Merrin Dungey , Bradley Cooper , Rachel Nichols , Lena Olin , Melissa George , Amy Acker , Johnny Trí Nguyễn .