Sky Deutschland and Sonar Entertainment’s co-production Das Boot is underway in filming on the set of Bavaria Fernsehproduktion. Alongside Lizzy Caplan and August Wittgenstein, the TV series has newly added cast members, including Game of Thrones actor Tom Wlaschiha, Mad Men’s Vincent Kartheiser, James D’Arcy of MARVEL’s Agent Carter, and Thierry Frémont of Juste un regard. The eight-part series is set in 1942 where a young crew is set out to sea on a combat patrol m mission. Das Boot will debut in Sky territories in Germany, Austria, Italy, Ireland, and the U.K., while Sonar will handle international distribution (excluding those territories).