New this season - or thrust into prominence from last - are Gabriella Wilde ( 'Endless Love') as Caroline Penvenen, a flirtatious young heiress under the watchful eye of her rich uncle, Ray, played by John Nettles ( MIDSOMER MURDERS) Luke Norris ( TITANIC) as earnest young doctor Dwight Enys, who only has time for his patients - and for Caroline and Henry Garrett ( 'Zero Dark Thirty') as Captain McNeil, Ross’ old comrade from the war, now hunting smugglers and an opportunity to woo a certain married lady.Īll of these characters inhabit the imaginative world created by Winston Graham in his bestselling “Poldark” novels, published between 19. Photo credit: Courtesy of Adrian Rogers/Mammoth Screen for MASTERPIECE