Mission to Siena

'Master of the art of deception' New Statesman

'Master of the art of deception' New Statesman

For years the worldwide operations of a mysterious and ruthless extortioner who calls himself the Tortoise have baffled Scotland Yard and the police forces of Europe. But the Tortoise makes a mistake when he interferes with wealthy American playboy Don Micklem, who has friends in high places, and soon tracks him to his lair ...

'The thriller maestro of the generation' Manchester Evening News