Sorry, but in my mind the more I hear it the more I hear her speaking a full on cockney. Which DOES NOT HELP. Don't get me wrong I love me a lighter end of the cockney that's intelligible if not enunciated. I'd sooner see Reaha with a scottish brogue, than with a posh and snooty version of the english accents. Not all people outside the Isles think of only one thing when a british accent is suggested. I'll admit that the finer points of Dorset vs Cambridgshire are lost on me. I am in fact aware of the multiple dialectical differences Unlike most, I even know that a cockney is a LOOOOT thicker than most americans think it is.
Dorset is basically our version of the boonies so everyone's a farmer or at least sounds like it.
I think this does a decent job of showing what most accents in the UK are: