There were non-Sapiens species on the islands. Later, after the last ice age, a neolithic culture apparently linked to Anatolia. Subsequently during the Bronze

There were non-Sapiens species on the islands. Later, after the last ice age, a neolithic culture apparently linked to Anatolia. Subsequently during the Bronze age, the Iberians ("Bell-Beaker people") arrived, preceding the Celts. So any talk of "the original peoples" in the British Isles is just about as meaningless as it is anywhere outside of some parts of Africa.