Stawka większa niż życie is a very popular in Poland Polish black and white TV series about the adventures of a Polish secret agent, Hans Kloss, who acts as a double agent in the Abwehr during Second World War in occupied Poland. The series was filmed from March 1967 to October 1968. There were 18 episodes, 9 of which were directed by Janusz Morgenstern and the other 9 by Andrzej Konic. It became popular also in other countries, especially in former Czechoslovakia.