Cause of death: cancer
Christian Marin (8 February 1929 – 5 September 2012) was a French film actor. Born in Lyon, he is best known for his role in Le gendarme series (as "Merlot"), although he did not appear in the last two sequels. In 1967 he appeared in the television serial Les Chevaliers du ciel, in which he portrayed the character Ernest Laverdure.
Source : Wikipedia
