Career
Queens Park Rangers
Having impressed at junior level, Darnell signed his first professional contract with the club in March 2014. Furlong"s Premier League and senior debut for QPR came on 21 February 2015 at the age of 19 in the 2-1 defeat against Hull City at The KC Stadium. Furlong was named in the starting line up by Head Coach Chris Ramsey and played the full 90 minutes.
Furlong"s second senior appearance came on 4 March 2015 for QPR at home to Arsenal, QPR lost the game 2-1, with Furlong playing the full 90 minutes.
= Northampton Town (loan) On 11 September 2015, Furlong joined Northampton Town on a month"s loan to gain first team experience. He made his debut the following day in a 1-0 victory over Oxford United.
= Cambridge United (loan) On 5 January 2016, Furlong signed for Cambridge United on a one-month loan deal. Furlong is the son of former Queens Park Rangers striker Paul Furlong, who is currently an academy coach at the club