A journalist investigates several crimes, one of which involves the well-known riddle of the "closed room".
José María Beltrán | Director of Photography |
Ariel Cortazzo | Writer |
Oscar Carchano | Editor |
Juan Ehlert | Original Music Composer |
Julio Saraceni | Director |
Gaston Leroux | Novel |
Raúl Soldi | Set Decoration |