Phil Coulson

Agent Phil Coulson is a character in the Marvel Cinematic Universe and is a top agent of S.H.I.E.L.D. He first appeared in 2008 film Iron Man and is featured prominently in the 2012 Marvel action film The Avengers and also takes on a main role in the television series, Agents of S.H.I.E.L.D. Coulson is portrayed by Clark Gregg.

Marvel Cinematic Universe
Phil is a high-ranking agent of S.H.I.E.L.D. and is one of S.H.I.E.L.D's most trusted agents. In the movie Thor, he imprisoned then helped Thor Odinson, after being sent to retreive Thor's hammer, Mjolnir. He is sent by Nick Fury to find the hammer of Thor.

His co-agents are Natasha Romanoff, Jasper Sitwell and Clint Barton, as well as his boss Nick Fury. He holds the movies together and has appeared in all lead up movies except The Incredible Hulk and Captain America: The First Avenger. He is also the star of the Marvel One Shot short films. Phil Coulson dies trying to stop Loki in The Avengers.

Agents of S.H.I.E.L.D.
Character Bio
 * Agent Phil Coulson is back, eager to form a specialized team of individuals to brave the post-Battle of New York world. He believes this small team of regular people, when working together, can make just as much of a difference as those with super powers.

Phil appears in the television show Agents of S.H.I.E.L.D., where it is revealed that he faked his death by Loki.

Ultimate Spider-Man
In Ultimate Spider-Man, he is a member of S.H.I.E.L.D., and working undercover as the principal of Peter Parker's high school.

Trivia

 * Gregg stated in August 2011 that he had been getting himself into "fighting shape" for the film. Coulson will be "responsible for shepherding" the film's superheroes together.