Nearly two years after the much-adored historical series Poldark came to an end, Aidan Turner is finally back on our screens. And the Irishman, 37, admits he did question whether he should take on Leonardo - another period drama - as his next project. I do hear what you re saying: maybe I need to wear a pair of jeans and shave my head for the next role. Note taken, quips the charismatic actor, chuckling. But a mysterious and passionate retelling of the life of one of history s greatest artists - set against the backdrop of Renaissance Italy - was a project he just couldn t turn down.