Johnson trained for 'Suspiria' while shooting '50 Shades'

If Dakota Johnson had to work hard to prepare for the erotic "Fifty Shades", it was nothing compared to the physical demands of "Suspiria", a horror movie in which much of the fear comes through her ability to dance like a woman possessed.A remake of the 1970s cult classic, "Suspiria" is set in a dance school in Berlin where Johnson's character Susie, a naive young hopeful from the cornfields...