The Prisoner (1967)
After resigning, a secret agent is abducted and taken to what looks like an idyllic village, but is really a bizarre Kafkaesque prison. His warders demand information. He gives them nothing, but only tries to escape.
The Prisoner - watch online: stream, buy or rent
Currently you are able to watch "The Prisoner" streaming on BritBox or buy it as download on Apple iTunes, Amazon Video.