In ‘The Schizoid Man’ when all becomes apparent to Number 6 when he looks into the dressing table mirror, revealing what had taken place, the conditioning which he had undergone.
But this is not the only time this trick is employed. In ‘Do Not Forsake Me Oh My Darling’ after the Prisoner/Colonel has been returned to London, all unpleasant memories having been wiped from Number 6’s mind. Regressed in fact to the morning he was to have handed in his letter of resignation. But looking into the mirror in the hallway all soon becomes clear to him, his memories of The Village suddenly returning to him!
Be seeing you