SID Nelson played 90 minutes in the centre of defence and was instrumental in Chesterfield keeping a clean sheet against the most prolific side in League Two.
Joe Rowley and Jak McCourt scored the goals as Luton were stunned and the Spireites climbed out of the relegation zone.
Tom King helped Stevenage end their run of eight successive away defeats as they drew 1-1 at Morecambe. Stevenage moved up to 15th in League Two.
James Brown went off at half-time in Carlisle’s 1-0 win over Crewe at the weekend.
Jimmy Abdou’s AFC Wimbledon drew 0-0 at rivals MK Dons to slip a place to 22nd in League One.
Noah Chesmain was in Boreham Wood’s side for their 3-3 FA Trophy draw at Gateshead.