Actresses Who Got In Serious Shape For A Single Role

Action movies are great to watch because you get to sit back, forget about all of your worries, and enjoy some action-packed scenes that may just blow your mind. It's often mindless and doesn't require much thinking -- but creating action movies is far from mindless. There is so much that goes into this process behind the scenes. Even from an acting standpoint, these fun flicks often require a lot of dedication and months in the gym, as actors have to shape up in order to safely perform their own demanding stunts on screen.