Dwayne “the Rock” Johnson’s new movie, “The Smashing Machine,” sends him back to his natural habitat: the ring. But for the first time ever, Johnson finds himself in a role that grapples with what it means to move through the world in a body like his.

Wesley talks to Sam Anderson, who recently spent a day with Johnson for a Times Magazine profile. They think about the line between artifice and reality — in Johnson’s performance, and in Sam’s effort to get to know one of the most famous people on earth.

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