Demi Moore on starring in St Elmo's Fire early on in sobriety. | Rich Walters

Demi Moore premiered her new movie, "The Substance" at the Cannes Film Festival. During a press conference, Moore explained how she and co-star Margaret Qualley navigated their nude scenes in the film. | AP

Nonualco - DEMI MOORE: Demetria Gene Moore (nacida como...