The Martin family is shopping in a department store. Tiennot is responsible for looking after his little brother, Bébert, but he prefers to chase girls. On the train home, Tiennot leaves Bébert alone. On arrival, Bébert has disappeared. The Martin family sets out to find him.
as Bébert Martin
as Mr. Martin
as Mrs. Martin
as Tiennot Martin
as Parmelin
as Barthoin
as Glandier
as Station employee
as Brigadier Belissard
as Barnier
as Young girl from the train
as Traveler
as Lady with the dog
as Peasant woman
as Pretty redhead
as Gendarme
as Gendarme
as Younger Martin
as Hubert Pignal
as Chaussin
as Perrin, station master of Gretz
as Train driver (uncredited)
as Girl on the train (uncredited)
as Punter who follows the results (uncredited)
as Youngest Martin (uncredited)
as Cashier from the Samaritaine (uncredited)
as Little Martin (uncredited)
as (uncredited)
as Gendarme (uncredited)
as SNCF controller (uncredited)
