In a way, you could say that. It's also a societal one. Its a whole lot of problems rolled up into one, really.
Body dismorphia is only a mental illness in the sense that it causes a lot of emotional distress. Not in the sense that it is a delusion or the person is crazy, or anything.
There's just so many people that work on movies and finance them that there has got to be a 100℅ chance that every great movie has a dickweasle wedged in the process somewhere.