“Black Swan” is a thriller set in the New York City ballet scene. It features Natalie Portman, Mila Kunis, Winona Ryder and Vincent Cassel and will have its world premiere as the opening film at the Venice Film Festival in September 2010. The official release day will is December 1st, although it’s been announced that the film will only be shown in “select cities“, whatever this is supposed to mean.