The Caretaker (1964)

Aston a quiet reserved man lives alone in a topfloor cluttered room of a small abandoned house in a poor London district He befriends and takes in Mac Davies an old derelict who has been fired from a menial job in a café In time Aston offers him a job as caretaker of the house Astons brother Mick a taunting quasisadist harasses the derelict when his brother is away countermanding his orders