Der Alte
Then in 2013, Ludwig played the German ex-Chancellor Helmut Schmidt, in the TV documentary drama "Helmut Schmidt - Lebensfragen" (Director: Ben von Grafenstein). This TV film was broadcast on the occasion of the 95th birthday of Helmut Schmidt on 23 December 2013 on the ARD channel. In the same year he took over the continuous role of "Inspector Riwal", in the ARD series "Kommissar Dupin", which is based on the successful stories of the author Jean-Luc Bannalec and based in Brittany (France). Since fall 2015, Ludwig and Stephanie Stumph play in the ZDF channel crime series "The Old Fox", the commissioner 'Tom Kupfer', alongside of Jan-Gregor Kremp as Chief Inspector 'Richard Voss'.