The Money Saving Expert beat competition from “international treasure” David Attenborough to win Best Expert at the ceremony.
Stars from shows including This Morning, Love Island and Strictly Come Dancing were all out in their finery.
The 27th annual NTAs had been due to take place on Thursday 15 September and air live on ITV.
The Dynasty legend was left wondering why it seemed like the Line Of Duty actor "wanted to kill her".
Over the weekend, reports claimed that Katie had called time on the couple's engagement after five months.