Interpol Against X (French: Interpol contre X) is a 1960 French crime film directed by Maurice Boutel and starring Howard Vernon, Maria Vincent and Andrex.^[1] It is also known by the alternative title of Dossier AST-555.

• Howard Vernon as L'inspecteur Jackson
• Maria Vincent as Madeleine
• Andrex as Mathias
• Junie Astor as Magda
• Marcel Pérès as Victor Belloy
• Joëlle Bernard as Lucy
• Pauline Carton as Louise Belloy
• Frédéric O'Brady as Mike
• Robert Dalban as Commissaire Meunier
• Roland Bailly as Chando
• Georges Bever as Le gardien de la morgue
• Fernand Rauzéna as Commissaire Masson
• Jacques Bourgeois
• Ronald Bell
• Edgar Duvivier
• Paul Grandjean
• Robert Lassus
• Pierre Moncorbier
• Habib Mustapha as Le contact à Istanbul
• Marcel Duhamel
• Michel Garland
• Fernand Kindt

• Philippe Rège. Encyclopedia of French Film Directors, Volume 1. Scarecrow Press, 2009.

• Interpol Against X at IMDb