I know it's popular to say this because she's the woman of the moment, but Halle Berry. Not only does she have obvious audience appeal and star quality, but she's a damn good actress too. ↗
You learn to rely on a few basic movements and use your voice to the greatest extent possible to convey your emotions. So there was a technical challenge there and a responsibility to create a character from behind the mask. ↗
When I was in the White House, I was confronted with the challenge of the Cold War. Both the Soviet Union and I had 30,000 nuclear weapons that could destroy the entire earth and I had to maintain the peace. ↗