Louis Bourdin est employé à la RATP le jour, romancier la nuit, avec une forte prédilection pour le genre policier. Un jour, il rédige un polar situé dans l'univers de la RATP, boudé par les éditeurs. Le livre parvient alors aux yeux d'une bande de criminels...
as Louis Bourdin, metro ticket puncher and writer
as Paul Filippi, gentleman crook
as Angélique, metro ticket puncher
as Félix Pignol, metro ticket puncher colleague
as Person in charge of the finance carriage
as Luc, Filippi's henchman
as Mr. Souvestre, station chief
as Postman
as Filippi's henchman
as Armed security guard
as Switchman
as Waitress
as Newspaper seller
as Armed security guard
as Giant released
as Filippi's brown accomplice
as Station ticket office clerk
as Filippi's blond accomplice (uncredited)
as Metro machinist (uncredited)
as Brigitte de Ganimard (uncredited)
as Man waiting on the platform (uncredited)
as Boss of the bistro (uncredited)
as Customer of the Bowling bar (uncredited)
as Traveler on the Quai de la Rapée (uncredited)
as Station chief (uncredited)
as Ganimard's switchboard operator (uncredited)
as Prisoner of "La Santé" (uncredited)
as Machinist (uncredited)
as Traveler on the Quai de la Rapée (uncredited)
as Maître Loriot (uncredited)
as Director of the R.A.T.P. (uncredited)
as Clarence, driver (uncredited)
as Driver of the finance carriage (uncredited)
as (uncredited)
