After the reopening of the Settle Carlisle line, there was talk of a day ranger being permanently available on the route (albeit rather expensive). Did anything come of this ? I can't see any reference to it on Northern's rather difficult to find Rovers and Rangers page:
https://www.northernrailway.co.uk/tickets/47-rangers-rovers
https://www.northernrailway.co.uk/tickets/47-rangers-rovers