The Prisoner

The Butler (played by Maltese actor Angelo Muscat) never speaks, and appears in more episodes than anyone else other than Patrick McGoohan.

Interiors were shot in a studio located next door to the studio used for filming '2001: A Space Odyssey'.

According to script editor and co-creator George Markstein, Number Six resigned from his position after discovering files indicating the existence of the Village. The Village was an idea Number Six had submitted to his superiors many years before but had since decided was monstrously inhuman.