The 1981 version is the best one. The 60s movie is fun, as an SF/"monster" movie of that day tends to be, but it's not really all that good. The Brian Cox/Dougray Scott version isn't ghastly beyond belief, but isn't especially good, either.
Turns out, I have the British DVD of the 1981 version...
Regarding shipping costs at Amazon...the costs they list are (or at at were, not long ago) per package/order. At the beginning of August, I ordered four Blu-rays from Amazon DE (the four sequel mini-series to Lonesome Dove). Shipping was given as €22 for each one. All four were sold and...
Actually, they do. Their FAQ says:
"All prices listed on the site include VAT (where appropriate). Some items priced less than £18.00 may be fulfilled by Online Commerce GmbH (Switzerland) based on stock availability and will not incur VAT. This will be confirmed on the dispatch email. Delivery...
I didn't see anyone else answer this. According to someone at br.com who had a copy in hand, it's region free. The package doesn't say one way or the other.
Regarding Amazon UK, it might also be a question of whether it's being sold or fulfilled by Amazon itself, or from a Marketplace seller. I've come across several things at Amazon UK (as well as DE and FR) where Amazon will ship it to the US, but a Marketplace seller won't.
I haven't gotten this yet. It sounds compromised, but at the moment, the only copy I have of this is my old recorded-off-PBS Betamax tape. I'm not sure if it'll even still play without tracking errors. So...
Try the UK etailer base.com price for the item is £18, and shipping is £3. Total...