Karl Adolf Kurt Werner Klingler (23 October 1903 – 23 June 1972) was a German film director and actor.

His new titles included Condottieri (1937 film), Love Letters from Engadin (1938), Die letzte Runde (1940), and Wetterleuchten um Barbara (1941).

Klingler was unable to complete The Man in the Saddle[citation needed] due to the Battle of Berlin.

Klingler directed Aus dem Tagebuch eines Frauenarztes (1959) and Spy for Germany (1956).

He filmed a version of Bryan Edgar Wallace's Death Packs a Suitcase under the title, Das Geheimnis der schwarzen Koffer [de].