Thrilling action drama from JJ Abrams, starring Jennifer Garner and Bradley Cooper. As a spy turned double agent, Sydney Bristow's world is filled with mystery, betrayal, lies - and a lot of wigs.

Series 1 of the spy thriller from JJ Abrams. Jennifer Garner stars as Sydney Bristow, a young secret agent whose life is thrown into turmoil when she learns that she's not working for the good guys...