 On 10 May 2008, Miller came on as an 87th-minute substitute in the League Two play-off semi-final first leg against Rochdale, replacing the injured Alan White.With the game tied at 1–1, Miller rose to head a 92nd-minute winner from a Neil Wainwright direct free kick, to give Darlington the lead heading into the second leg.After Darlington's players were asked to take a pay cut in November 2011, and Miller did not receive his wages for that month, he handed in his notice and left the club in December 2011.