If your show is people talking and the “noise” is people talking in the background, That’s not noise. All those people are performers and you can’t separate them.
Noise Reduction is not going to turn a messy recording into a studio track over a velvety silent background. Usually the best you can do without show damage is suppress the noise – sometimes only a little bit. People who overdo these settings usually get Martians or gargling aliens for a show.
The noise and the profile capture make a big difference.
If your show is people talking and the “noise” is people talking in the background, That’s not noise. All those people are performers and you ca…