Gwyneth Paltrow made her debut as Pepper Potts in John Favreau’s flick, and would go on to reprise her role a number of times over the years.
And while she might not always remember which Marvel movies she appeared in, Paltrow will never forget working with Robert Downey Jr..
The Marvel Cinematic Universe is a behemoth force in the entertainment world, but the experiment in serialized storytelling began back with 2008’s original Iron Man movie.
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