What do I need to bring for my free carer ticket? We will require documentary proof of disability i.e. blue/orange badge, DLA letter, PIPs Letter, doctor or physician letter. Related articles Do you offer a special rate for disabled guests? Do you have disabled toilets at The Blackpool Tower Dungeon? Where can I find more information about Merlin Annual Pass? How old must you be to enter The Blackpool Tower Dungeon?