Hawkeye and Marvel Cinematic Universe star Jeremy Renner says Robert Downey Jr. was a mentor to him in the franchise. Both actors were introduced in the early years of the Marvel Studios universe and eventually became members of the original Avengers line-up. However, despite that, Renner still looks up to the Tony Stark actor, who kicked off the MCU through Jon Favreau's 2008 Iron Man film.
Renner is set to headline his first Marvel Studios project as Clint Barton through the upcoming Disney+
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