Alex Cox’s gory update of Thomas Middleton’s 1607 play about anarcho-nutter royal assassins. The ghost of Derek Jarman clearly lurks behind Cox’s ambitious vision of Liverpool as a post-punk, retro-futurist city state. Christopher Eccleston spits nails as the hard-bastard anti-hero, but not even Eddie Izzard, Derek Jacobi and Sophie Dahl can lift the drama above flawed curio level.