British actors David Oyelowo and Carmen Ejogo play Martin Luther King Jr. and wife Coretta
Jack O’Connell gives a star turn as Olympic athlete turned POW Louis Zamperini
Reese Witherspoon is 12 years older than Cheryl Strayed was when she hiked 1,100 miles
Amy Adams hid her trademark red hair to play beloved artist Margaret Keane
This appears in the December 01, 2014 issue of TIME.