Demi Moore looks better than ever at 63, and her latest appearance at the Cannes Film Festival is proof. The actress joined her fellow jury members for a photo call on the French Riviera as the event kicked off its 78th edition - and she's already making a case for best-dressed of the entire festival. Jacquemus gown Demi Moore wore an ivory polka-dot gown from Jacquemus' Fall 2026 collection. By: MEGA The Oscar-nominated The Substance star wore an ivory polka-dot gown from Jacquemus' Fall 2026 collection.