What would a leading man (or woman) be without a lovable right hand? Often they're the ones getting our heroes out of tough spots, while giving us some of the movie's most memorable scenes. The newest actor to join their ranks: Sebastian Stan. The Gossip Girl star best known as Carter has just joined Captain America as Bucky Barnes, the superhero's key ally. Perhaps he should prep for his part by taking a look at these other great movie sidekicks!
10 Scene-Stealing Movie Sidekicks
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