Clark Gregg at the 2012 Toronto International Film Festival.

Clark Gregg at the 2010 San Diego Comic-Con International.

Cast of The Avengers at the 2010 San Diego Comic-Con International featuring Robert Downey Jr., Clark Gregg, Scarlett Johansson, Chris Hemsworth, Chris Evans, Samuel L. Jackson, Jeremy Renner, Mark Ruffalo, Joss Whedon and Kevin Feige.

Cast of the TV show Agents of S.H.I.E.L.D. at PaleyFest 2014. From left: Clark Gregg, Ming-Na Wen, Brett Dalton, Chloe Bennet, Iain De Caestecker and Elizabeth Henstridge

Clark Gregg speaking at the 2019 WonderCon, for "Marvel's Agents of S.H.I.E.L.D.", at the Anaheim Convention Center in Anaheim, California. Please attribute to Gage Skidmore if used elsewhere.

Clark Gregg speaking at the 2019 WonderCon, for "Marvel's Agents of S.H.I.E.L.D.", at the Anaheim Convention Center in Anaheim, California. Please attribute to Gage Skidmore if used elsewhere.

Clark Gregg speaking at the 2019 WonderCon, for "Marvel's Agents of S.H.I.E.L.D.", at the Anaheim Convention Center in Anaheim, California. Please attribute to Gage Skidmore if used elsewhere.

Clark Gregg speaking at the 2019 WonderCon, for "Marvel's Agents of S.H.I.E.L.D.", at the Anaheim Convention Center in Anaheim, California. Please attribute to Gage Skidmore if used elsewhere.

Clark Gregg speaking at the 2019 WonderCon, for "Marvel's Agents of S.H.I.E.L.D.", at the Anaheim Convention Center in Anaheim, California. Please attribute to Gage Skidmore if used elsewhere.

Clark Gregg speaking at the 2019 WonderCon, for "Marvel's Agents of S.H.I.E.L.D.", at the Anaheim Convention Center in Anaheim, California. Please attribute to Gage Skidmore if used elsewhere.