Carl Martin Rudolf Möhner (11 August 1921 – 14 January 2005) was an Austrian film actor, director, screenwriter and painter.

His most famous roles were as Jo "le Suédois" in the 1955 French heist film Rififi[2] and as Captain of Battleship Bismarck in the film Sink the Bismarck!

He married Wilma Langhamer, a German painter in 1978.

In 1979 the couple settled down in McAllen, Texas, where Carl died from Parkinson's disease in 2005.

He had two sons, Gunther and Gernot (also actors) from a previous relationship.