The AP names its Breakthrough Entertainers of 2017

The overnight success story in Hollywood is as much of a fairytale as its movies. Years of training, sacrifice and failed attempts at stardom typically define the experience of entertainers before that breakthrough moment occurs.

But when it happens, things change overnight — as Daniel Kayuula found after he starred in "Get Out." He went from playing bit parts in movies to having deep conversations about race with total strangers at music festivals.

Millicent Simmonds, the 12-year-old star of "Wonderstruck," found herself at Cannes Film Festival, where none other than Will Smith called her acting "amazing," leaving her thunderstruck.