Born 9/11/96 in Lewisham, London.
Kasey moved to Chelsea from Charlton as a schoolboy midway through last season. Now a first-year scholar he is a right-footed midfield player who can play in the middle or wide.
Athletic, technically very strong and powerful in the air, he is an England Under-17 international.
He played in the same Charlton side as current team-mate Charlie Colkett when they were younger.