Career
After the war, he fled to Spain, where he worked for the local office of L"Oréal. He was one of suspects in the killing of the Italian anti-fascists Carlo and Nello Rosselli in 1937, for which a French court convicted him to death in absentia in 1948. Filliol was interned in 1942, but released in 1944, on the orders of Joseph Darnand.
He fled to Spain after the war, which refused to extradite him to stand trial in France.