Clark Gregg Agent Phil Coulson Actor Ming-Na Wen Agent Melinda May Actor Chloe Bennet Daisy Johnson Actor Iain De Caestecker Agent Leo Fitz Actor Elizabeth Henstridge Agent Jemma Simmons Actor Henry Simmons Agent Alphonso "Mack" MacKenzie Actor John Hannah Holden Radcliffe Actor Natalia Cordova-Buckley Guest Star Jason O'Mara Guest Star Mallory Jansen Guest Star Parminder Nagra Guest Star Adrian Pasdar Guest Star Chuck McCollum Guest Star Sally Shamrell Guest Star Mikel Miller Guest Star Ava Acres Guest Star Jonathan Stanley Guest Star Joss Whedon Executive Producer Jed Whedon Executive Producer Maurissa Tancharoen Executive Producer Jeffrey Bell Executive Producer Jeph Loeb Executive Producer Drew Z. Greenberg Writer Jesse Bochco Director