Post Office Box 1001
Post Office Box 1001 is not streaming on a US subscription app right now, as of October 6, 2026.
Barcelona, Spain. A young man is murdered in the middle of the street in front of the police headquarters. Miguel and Marcial, two agents of the Criminal Brigade in charge of the investigation, find in the victim's room a newspaper where a cryptic classified ad appears.
Where to watch
Not currently available for streaming in the US.
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