Bullied at school and ignored and abused at home by his indifferent mother and older brother, Billy Casper, a 15-year-old working-class Yorkshire boy, tames and trains his pet kestrel falcon whom he names Kes. Helped and encouraged by his English teacher and his fellow students, Billy finally finds a positive purpose to his unhappy existence.

A harrowing coming of age tale told simply and truly, Kes is a spare and richly humane tribute to the small pockets of beauty to be found in an oppressive world.

'Kes' stands as a landmark British masterpiece, celebrated for David Bradley's stellar debut performance and its documentary-like realism that authentically captures 1960s working-class Yorkshire life. The film's powerful social commentary on class divisions, Ken Loach's sensitive direction, and beautifully written script earn widespread acclaim. While most find it deeply moving and emotionally devastating, some viewers note the slow pacing requires patience, making it occasionally challenging despite its technical brilliance and enduring cultural significance.