Guest Stars Freddie Wise as Geoffrey Charles Amelia Clarkson as Rosina Hoblyn Oscar Novak as Jeremy Poldark Sofia Oxenham as Tess Tregidden Robin Ellis as Reverend Halse Woody Norman as Valentine Warleggan Wensdae Gibbons as Clowance Poldark Anthony Calf as William Wickham Zachary Fall as French Agent / Laurent Nico Rogner as General Jules Toussaint