An innovative, nonlinear narrative and top-notch acting by Sean Penn, Best Actress nominee Naomi Watts and Benicio Del Toro power this searing drama directed by Alejandro Gonzalez Inarritu. The film focuses on three desperate people whose lives intersect following an accident. Penn shines as a math teacher with a heart condition, Watts plays a troubled mother and Del Toro is a born-again ex-con. Charlotte Gainsbourg.