Goals from Jack Vale and Tom Eaves took Town to within 90 minutes of a day out at Wembley after an excellent performance. Here are our player ratings from Plough Lane...
5. Jack Burroughs
His main job at wing-back was keep close tabs on the dangerous Nkeng and he looked to have the measure of him - until Wimbledon's slippery winger snuck in behind to create the goal. Slotted in well at centre-back to protect the lead late on... 7 Photo: Pete Norton
6. Kyle McAdam
Could hardly have been more impressive on debut. Nearly scored inside five minutes when showing tremendous speed to catch up with play and get on the end of Vale's lay-off. His engine and running power was the real standout feature of his performance, demonstrated again by setting up the winner with a brilliant cutback. He was also very accomplished and effective in his defensive work... 8 CHRON STAR MAN Photo: Pete Norton
7. Jack Perkins
The other standout performer for Cobblers. Showed he can do the business in midfield as well as at wing-back with a superb display, both on and off the ball. Seemed to pop up everywhere in the first half and he was the one that forced the issue leading to Eaves' winner... 8 Photo: Pete Norton
8. Tyrese Fornah
His first start in two months and he complemented his midfield partner, providing a dash of guile and grace to go with Perkins' industry. Lovely bit of play to create a good chance for Evans late in the first half. Got through a very valuable 60 minutes... 7 Photo: Pete Norton