John Hopewell Chief International CorrespondentThe Mediapro Studio has unveiled first key cast for Season 2 of crime thriller “The Head,” one of its biggest international hits, with John Lynch (“The Terror,” “In the Name of the Father”) and Katharine O’Donnelly (“Mary Queen of Scotts,” “Clique”) reprising their lead roles as biologist Arthur Wilde and young doctor Maggie Mitchell.They will be joined by the Spanish actor of Armenian-Lebanese origin Hovik Keuchkerian who shot to fame playing Moscow in “Money Heist,” as well as Ireland’s Moe Dunford (“Vikings”), Sweden’s Josefin Nelden (“The Restaurant”) and British thesp Olivia Morris (“Hotel Portofino”). More substantial name cast will be announced in upcoming weeks.