Career
He was best known for his role as police inspector Karl Lohmann in the two Fritz Language films M and Mabuse. He was the first one to portray Captain Smith in the first "official" Titanic film. Wernicke was married to a Jewish woman.
Only due to a special permit and substantial donation to the Nazi Party was he allowed to continue his work in Nazi Germany.
He appeared in the 1944-1945 propaganda epic Kolberg. Chased by the Devil.