Jessica Chastain may not yet qualify as a movie star, but within seconds of meeting her you completely understand why every casting agent in Hollywood is convinced she will become one. To put it bluntly, she is dazzling -- and I'm talking more about her manner and presence than her beauty, although she's exceptionally pretty, with flaming red hair and pale, translucent skin. She's vivacious and charming, seemingly without effort, and has ...