During his under 21 years for England, Lascelles attracted the interest of Newcastle who acquired him in 2014.
ໃນໄລຍະຂອງລາວພາຍໃຕ້ 21 ປີສໍາລັບປະເທດອັງກິດ, Lascelles ໄດ້ດຶງດູດຄວາມສົນໃຈຂອງ Newcastle ຜູ້ທີ່ໄດ້ຊື້ເຂົາໃນ 2014.