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...
9. Michael Jacobs
Knitted things together as Cobblers dominated in the first 45 minutes, none more so than when flicking the ball around the corner for Vale to race away and score. Missed a good chance himself and curled another fine effort fractionally wide. Used his experience to see Town through to victory... 7.5 Photo: Pete Norton
10. Jake Evans
Bit in and out - most of the play seemed to come down the other side - but there were some delightful touches. Denied his first goal after straying marginally offside before curling another effort not too far over.... 7 Photo: Pete Norton
11. Jack Vale
Dons just couldn't handle his running and movement for the hour he was on the pitch. Kept finding space between and behind the home defence and brought others into play brilliantly. Missed one good chance before clinically converting his second for a first goal in claret. Could have had a couple of assists too... 8 Photo: Pete Norton
12. Dean Campbell
His introduction was a big factor in Town's ability to stem Wimbledon's momentum and regain control, ultimately leading to the winner. Brought the quality and composure needed at that stage of the game... 7 Photo: Pete Norton