'The Avengers' Stars Clark Gregg and Cobie Smulders
6:09 PM PDT 4/30/2012 by David Simpson
The Avengers co-stars Clark Gregg and Cobie Smulders talk about their work on Marvel's latest movie.
Clark shares what it was like introducing his character to the rest of the Avengers after starring in Iron Man, Iron Man 2 and Thor.
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