Dakota Johnson has come a long way from her breakout role in 50 Shades of Grey but until now, she still can't help but look back at the experience.The 32-year-old actress is currently promoting her new film The Lost Daughter and had revealed in an interview the major difference between working on this new project and the erotic trilogy that made her a household name.Scroll down to see what Dakota had to say.Feeling Uncomfortable in '50 Shades of Grey'According to Johnson, she was never really comfortable filming nude scenes in 50 Shades of Grey."I made a big naked trilogy and that was a thing every day," Johnson said. "It was constantly protecting myself, never ever feeling protected."Dakota was only 24 years old when she was cast as Anastasia Steele. Not only did she have to shoot wild sex scenes, it was revealed that she was also underpaid in the first movie.'The Lost Daughter' Praised By CriticsIn Johnson's new film The Lost Daughter, she is playing an overwhelmed mother who meets a mysterious professor, played by Olivia Colman, and develops a dark relationship with her."A lot of the movie takes place on the beach and I never worried about what my body looked like," Johnson said. "None of the women did. That was [expletive] cool."She went on to say that the movie was more about realism than escapism.Working With Maggie GyllenhaalThis new film marks the directorial debut of Maggie Gyllenhaal, who also wrote the screenplay adaptation. The movie is based on a psychological thriller novel of the same title written by Elena Ferrante.Johnson shared in an interview that Gyllenhaal was a big help in making her feel comfortable in her body."You can be doing a sex scene at six o'clock in the morning and then at noon you're at some family dinner or a funeral," Johnson said. "She really gets that. I never worried about being stupid and I never worried about not being seen."Her Character Is Relatable To MomsJohnson also expressed her admiration for Gyllenhaal, who she says was approached by viewers during the movie's festival screenings to say how much they loved the film.Dakota recognizes that her character Nina is relatable to a lot of moms."She will never ever be seen as a real human with a mind and a heart," Johnson said. "It's horrible but that's also so real for so many people."The Lost Daughter is set to be released on Netflix on December 31st and will also be in the UK and US cinemas on December 17th.