New 2012 Studiocanal R2 DVD release
Looks like this new 7/30/12 Region 2 release is in the original 1:78 aspect ratio as opposed to the horrid 1:85 matte job on the R1 release.
http://www.amazon.co.uk/At-The-Earths-Core-DVD/dp/B007C17YVI/ref=sr_1_2?s=dvd&ie=UTF8&qid=1346736806&sr=1-2
New Doug McClure Trilogy Boxset:
http://www.studiocanal.co.uk/Film/Details/189fe037-df8a-49f5-98d4-a09e00c67af3