Controversial candidates are gaining ground partially because an obsession with singular views and whitewashing away problems is gagging mainstream debate on difficult subjects, writes political correspondent Fiachra Ó Cionnaith.

Prince Caspian (Ben Barnes), heir to the Telmarine throne, escapes an assassination attempt orchestrated by his despicable uncle Miraz (Sergio Castellitto) and sidekick General Glozelle (Pierfrancesco Favino).

LIAM NEESON was joined by a host of stars last night to celebrate The Chronicles of Narnia: Prince Caspian in what was billed as “Britain’s biggest film premiere”.