Black Octopus () is a 1985 Argentine TV mini-series (624 min) directed by Marta Reguera and written by Luis Murillo with Narciso Ibáñez Menta in the main role.
A mysterious writer of detective fiction blackmails four 'respectable' men with a criminal past to force them to murder a stranger at random. A small black octopus toy is left beside the corpse of the victims.