“Ruddigore, or Nobody’s Favourite” (sorry, I mean “The Witch’s Curse” – and alright, I did make acquaintance of a couple of people who really enjoyed this one more than most of the other G&S offerings) is only available as this Brent Walker production (can anyone tell me why the prices for those vary so drastically?) – and, it turns out, somebody also made an animated version of it in the sixties, which is now available in a box with “Tales from Hoffnung”.
The National Gilbert and Sullivan Opera Company, of course, has produced a few versions, too – like this one from 2016.
The director of the Stanford Savoyards has kindly put their 2013 production online:
…as did the Hull University Gilbert and Sullivan Society: