The Bill can be streamed on U's website. It's also being broadcast on U&DRama. You need to register, quick and easy process, Series 5 Episode 5.

It's one of 3 stories in the episode

https://u.co.uk/shows/the-bill/series-5/episode-5/6152010854001

I was able to watch it on my TV using the U app on Virgin, would think Sky would also have it