Many Hollywood stars have gone through transformations to portray their roles as realistically as they can. Screenrant.com made a list of actors who recently underwent transformations for their roles. Australian actress Margot Robbie went through a huge transformation for her role as Tonya Harding in ?I, Tonya,? a film about the controversial life a US figure skater. Another actor who recently went through a transformation is James Franco in his film, ?The Disaster Artist.? In the film he portrays Tommy Wiseau, the man who created the infamous cult classic film, ?The Room.?