Michelle Pfeiffer, Viola Davis and Gillian Anderson chat with ET about their upcoming series, 'The First Lady.' The actresses open up about what it was like to portray powerful female icons like Betty Ford, Michelle Obama and Eleanor Roosevelt. Plus, they reveal what drew each of them to take on the project. Executive producers Cathy Schulman and Susanne Bier also share the challenges they faced in capturing everything correctly in their retelling. 'The First Lady' premieres April 17 on Showtime. Source