Mathilde Strangerson, the daughter of an eminent scientist, narrowly escapes being murdered in her own bedroom by an unknown assailant. As the room was locked from the inside, no one can understand how the attacker managed to enter or leave the room. Reporter and amateur sleuth Joseph Rouletabille arrives on the scene to protect Mathilde and resolve the mystery of the yellow room.
as Joseph Rouletabille
as Mathilde Stangerson
as Marie
as Professeur Stangerson
as Frédéric Larsan
as Robert Darzac
as Le juge
as Le garde-chasse
as Père Jacques
as Sainclair
as Journaliste
as L'avocat
as Journaliste
as Le président
