Chargil is the pseudonym of the Belgian artist Gilbert Charles. He also used the pennames Imagil, At-Gil, Mac K.B., Gil and Aagg. He illustrated 'De Uitvinding van Professor Bom Bix' in Bravo magazine in the 1940s, and 'Les Frasques de Plume et Pataquès' in Nine in 1944. He was present in Wrill with 'Mustang', 'Les Tribulations d'Isodore la Poisse' and 'Le Secret de l'Île'. A book collection of 'Mustang' was published in 1947.
He was the editor of Grand Coeur since the start in 1945. He created a great number of series for this magazine, including 'Dans les Griffes de la Gestapo', 'Cric & Cie' (gag pages), 'Pitchou détective' and 'L'île des Gisants'. He additionally appeared in Petits Belges with 'Jim, reporter' (1946), 'Mixy Boy' (with M. Charlier), 'Fille du Pilote' (1949), 'Les Voleurs de Bébés" (1950), 'Les pages de Mwamga' (1952), 'L'Île X' (1954), 'Le puits qui pleure' (1955), and 'L'Île Perroquet' (1956, with Anjo). His style has a strong resemblance with modern artists like Petit-Roulet and Avril.