Clark Gregg.
Robert Clark Gregg (born April 2, 1962) is an American actor, screenwriter and director. He has appeared on the sitcom The New Adventures of Old Christine and the series The West Wing.
He has played S.H.I.E.L.D. agent Phil Coulson in Iron Man, Iron Man 2, Thor and The Avengers. He also starred in the Marvel One-Shots A Funny Thing Happened on the Way to Thor's Hammer and The Consultant.