Whilst looking for Current 93 stuff. Don't remember it from the film though. Watched the film relatively recently trying to keep an ear out for it. Reminds me of Rah Bras who covered it on 'Ruy Blas'. Their on hiatus for 30 years ending in 9827 days, 19 hours, 55 minutes, 21 seconds according to the website which is just a countdown. Although the seconds a minutes are wrong at time of typing.
Here's a Current 93 song with vid from Wicker Man.
Gutted I will never be able to afford either of his birthday gigs.