Jean-Roger Caussimon (24 July 1918 – 19 October 1985) was a "provocative, anarchising" French singer-songwriter and film actor. He appeared in 90 films between 1945 and 1985 but is better known for having worked with poet-singer Léo Ferré.
Source: Article "Jean-Roger Caussimon" from Wikipedia in English, licensed under CC-BY-SA.