Mark Hamill stars in ‘Knightfall’ season 2. The ‘Star Wars’ actor plays Talus, a battle-hardened Knight Templar veteran and initiate master who is tasked with preparing the next generation of men to proudly wear the iconic red cross on their chests and become ‘God’s Executioners.’ Mark is making his series debut alongside star Tom Cullen as the series eight-episode sophomore season embraces a more brutal view of this harsh time in history, and heads towards the ultimate demise of the Templar Order which occurred on Friday the 13th, 1307. ‘Knightfall’ goes inside the world of medieval politics and warfare of the Knights Templar, the most powerful, wealthy and mysterious military order of the Middle Ages. The series also stars Ed Stoppard as King Philip, Pádraic Delaney as Gawain, Genevieve Gaunt as Princess Isabella, Julian Ovenden as William, Simon Merrells as Tancrede, Jim Carter as Pope Boniface VIII, Tom Forbes as Prince Louis, and Clementine Nicholson as Margaret, Princess of Burgundy. The season 2 of the epic series airs Mondays at 10 p.m. on HISTORY.