The Master and Margarita, Barbican, London Sweeney Todd, Adelphi, London Filumena, Almedia, London
Demons do not exist any more than gods do, said Sigmund Freud. Ivan Bezdomny would beg to differ in Mikhail Bulgakov's great, darkly surreal and satirical novel The Master and Margarita " newly staged by Complicite's Simon McBurney (drawing on Edward Kemp's adaptation). Bezdomny has seen Satan sloping around Stalin's Moscow with a gang of fiends, including Behemoth " a black cat who stands as high as a man on his hin…