Guy Decomble (1910–1964) was a French film and television actor. A character actor he played in a number of supporting parts in postwar cinema. One of his better known roles is as the teacher in The 400 Blows by François Truffaut.
as L'inspecteur Gaillardet(40 eps)
as Guest released from prison
as l'inspecteur Lognon
as Sir Basile
as Jean
as Lofting
as Coach driver
as Pageot
as Professeur de français
as Le chef de station de la R.A.T.P.
as Le libraire
as Rothlisberger
as Mazet
as Inspector Mercier
as Police Commissary Ledru
as Gustave, alcoolique, gardien de l'école communale
as Ll'inspecteur Leroy
as Mr. Léon
as Le père Mascle
as Jacques 'le Dingue'
as Emile Kortenwirth
as (voice)
as Le concierge
as Un inspecteur
as Jossip
as Émile
as The Obsessed Killer
as Roger
as Pascaud
as Justin
as Jean Pétrat
as Lucien
as Poulain
as Hurau
as un échevin
as Operator
as Richard
as Bénoni
as Denisot
as Me Frouas
as (uncredited)
as Warfield
as Knife-grinder
as Robert (uncredited)
as Aspirant
as Un joueur
as le maquereau (uncredited)
as (uncredited)
as Typesetter (uncredited)
as Le pasteur (uncredited)
