Clark Gregg Phil Coulson Actor Ming-Na Wen Melinda May Actor Brett Dalton Grant Ward Actor Chloe Bennet Skye Actor Iain De Caestecker Leo Fitz Actor Elizabeth Henstridge Jemma Simmons Actor Nick Blood Lance Hunter Actor Hayley Atwell Peggy Carter Guest Star B.J. Britt Antoine Triplett Guest Star Neal McDonough Dum Dum Dugan Guest Star Reed Diamond Daniel Whitehall Guest Star Henry Simmons Alphonso "Mack" Mackenzie Guest Star Patton Oswalt Billy Koenig Guest Star Lucy Lawless Isabelle "Izzy" Hartley Guest Star Adrian Pasdar Brig. Gen. Glenn Talbot Guest Star Joss Whedon Executive Producer Jed Whedon Executive Producer, Writer Maurissa Tancharoen Executive Producer, Writer Jeffrey Bell Executive Producer Jeph Loeb Executive Producer Vincent Misiano Director