"Black, Lesbian, disabled migrant should tick all the BBC's boxes."
Excellent, if you can point to such an actress, then that's the one.
Liz Carr (Clarissa Mullery - Silent Witness). British born but otherwise scores three out of four
And I bet there are more. Not sure if I should be ashamed of not knowing who they would be or can put that down to not classifying people by such attributes.