Wow, it seems that almost nothing is untouched.
Tales from the Darkside:
The DVD release contains an altered soundtrack without the original music score. Episodes released on VHS during the 1980s do contain the original music score throughout.
https://en.wikipedia.org/wiki/Tales_from_the_Darkside#DVD_releases
Horror (UK) aired the entire run and I was initially planning to record the whole lot but I had nothing to compare the broadcasts with to confirm that they contained the original music score.
The Curse of Steptoe: increasingly censored during re-broadcasts after complaints from the brother-in-law of Harry H. Corbett regarding the portrayal of Corbett’s second wife, with these cuts carrying over to the DVD - which was subsequently pulled from sale by the BBC.
Peaky Blinders: soundtrack substitutions on the US Netflix versions.