Marvel Studios and ABC have released a new look at Tuesday's episode of Marvel's Agents of S.H.I.E.L.D., featuring Bill Paxton as Agent John Garrett, who finds himself under fire from an unexpected antagonist. Well, that's unexpected provided you haven't seen the last couple of minutes of last week's Marvel's Agents of S.H.I.E.L.D., or this weekend's box office champ Captain America: The Winter Soldier, both of whom set up what you see in the clip below. Marvel's Agents of S.H.I.E.L.D. stars Clark Gregg as Agent Phil Coulson, Ming-Na Wen as Agent Melinda May, Brett Dalton as Agent Grant Ward, Chloe Bennet as Skye, Iain De Caestecker as Agent Leo Fitz and Elizabeth Henstridge as Agent Jemma Simmons. Guest starring are Bill Paxton as Agent Garrett, Saffron Burrows as Victoria Hand, Christine Adams as Agent Weaver, B.J. Britt as Agent Triplett, Charles Halford as Agent Shaw, James Macdonald as Agent Jacobson, Dayo Ade as Agent Barbour, Kylie Furneaux as Agent Shade, Alex Daniels as Agent Chaimson, Braden Moran as Agent Jones, Cameron Diskin as Agent Baylin. The "Turn, Turn, Turn" episode was written Jed Whedon & Maurissa Tancharoen and directed by Vincent Misiano. Marvel's Agents of S.H.I.E.L.D. airs on Tuesday, April 8, 2014 at 8 PM ET on ABC.