The maid of a doctor, he had some canvases he didn't care for bestowed on him once by an unknown artist, thankfully has saved them as the paintings are now worth some money and others want them.

"Everybody is ill: you just don't know it yet". Knock, a newly arrived physician takes over a small town through fear and authority. NB : this is a different movie from the 1951 version where Louis Jouvet also plays Dr Knock.