http://crave.cnet.co.uk/mobiles/bbc-...-app-50010570/
Both WP7.5 and WP8 are supported. It's more of a short cut than an app, that can be assigned to a live tile.. still, the BBC are at least acknowledging Windows Phone's existence now.
Edit: Looks like the launch date is yet to be confirmed, so its not available just yet.