How old must you be to purchase a ticket for entry? Anyone under the age of 15 would need to be accompanied by an Adult aged 18+. Guest's aged 15 and over can visit unattended. Related articles Is there any restrictions for children visiting The Backpool Tower Dungeon? How old must you be to enter The Blackpool Tower Dungeon? When is the Drop Dead Ride during your experience? How much are tickets for the Blackpool Tower Dungeon? Is The Blackpool Tower Dungeon scary?