Black Swan, 12.35am, Ch4

NATALIE PORTMAN (pictured) is the ingenue ballet dancer who must delve into her dark side to deliver the performance of her life in Darren Aronofsky’s magnificently twisted, beautifully staged melodrama. Friend and rival Mila Kunis, mother Barbara Hershey and director Vincent Cassel are those encouraging her descent into a whirlpool of madness.