When I first saw the BBC adaptation of North and South it was on box set. I watched it back to back over two nights. I stayed up until silly hours. If it were a book I would call it un-put-downable (and let's not forget it IS a book, by the marvelous Elizabeth Gaskell).
After such commitment it might perhaps be expected that the end would disappoint. It didn't. North and South's climactic scene, when its two protagonists find their compromise - and each other - is one of the all time greatest. Possibly, THE all time greatest. I've yet to see its equal. And here, thanks to youtube, you can enjoy it too: