It’s called Lois & Clark: The New Adventures of Superman. We loved it when we were kids. I managed to get the DVDs (they haven’t been printed in 14 years) and am working on upscaling it for Blu-ray.
Here’s a before and after from the preview window (click to enlarge):
I took dozens of screenshots from different scenes to compare and find the best model and configuration for the project. It’s Theia Detail v3, Sharpen 100, Deblock 25, Denoise 10.