In which film is Clementine Kruczynski a character?

In which film is Louise Banks a character? Who played Joel Barish in 'Eternal Sunshine of the Spotless Mind'? In which film is Joel Barish a character? Who played Clementine Kruczynski in 'Eternal Sunshine of the Spotless Mind'? Who played Nina Sayers in 'Black Swan'? Who played Harry Stamper in 'Armageddon'? Who played Malcolm Crowe in 'The Sixth Sense'? In which film is Malcolm Crowe a character?