Agents Of S.H.I.E.L.D. Photos Reveal Amy Acker, A Lie Detector, Maria Hill And More

As the preview for next Tuesday night's episode of Agents of S.H.I.E.L.D. ("The Only Light in the Darkness") teased, the episode will include an appearance by Whedonverse veteran Amy Acker, who's playing a key role in this story. Click To