Declassifying Marvel's Agents of S.H.I.E.L.D.: ...Ye Who Enter Here The race to find the ancient city heats up in an all-new episode of 'Marvel's Agents of S.H.I.E.L.D.'! With Coulson inching closer to the answers behind the ancient city in "Marvel's Agents of S.H.I.E.L.D.," they just have to get there before Hydra in the second season's ninth episode! Read the official synopsis below for the episode airing December 2, and keep your eyes on Marvel.com for S.H.I.E.L.D. updates. Also follow @AgentsofSHIELD on Twitter and like "Marvel's Agents of S.H.I.E.L.D." on Facebook for all the latest news! "...Ye Who Enter Here" - S.H.I.E.L.D. discovers the ancient city before Hydra, but uncovering the secrets may require one of Coulson's team to make the ultimate sacrifice. May and Skye race to get to Raina before Whitehall takes her on Tuesday, December 2, (9:00-10:00 p.m., ET) on the ABC Television "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 Grant Ward, Chloe Bennet as Skye, Iain De Caestecker as Agent Leo Fitz, Elizabeth Henstridge as Agent Jemma Simmons and Nick Blood as Lance Hunter. Guest starring are B.J. Britt as Triplett, Adrianne Palicki as Bobbi Morse, Henry Simmons as Alphonso "Mack" Mackenzie, Ruth Negga as Raina, Patton Oswalt as Sam/Billy Koenig, Reed Diamond as Daniel Whitehall, Jeffrey Corbett as Chad, and Brittnee Garza as Cashier. "...Ye Who Enter Here" was written by Paul Zbyszewski and directed by Billy Gierhart.