Passholder Halloween Hub
What's On
This Halloween, there's so much to experience with your Merlin Annual Pass!
Make sure to pre-book your entry through the Portal, then scroll down to explore our events and grab your maze tickets or book special VIP experiences.
What's On: Theme Parks
Fright Nights at Thorpe Park
Dates: 2nd –4th & 9th –11th October, 15th October – 1st November
Explore
Scarefest at Alton Towers
Dates: 26th - 27th September, 2nd - 4th, 9th - 11th, 16th October - 1st November
Explore
Howl'o'ween at Chessington World of Adventures
Dates: 3rd - 4th, 10th - 11th, 17th October - 1st November
Explore
What's On Elsewhere
Curse of the Mummy at the London Dungeon
Dates: 17th October - 1st November
An amateur archaeologist discovers the preserved mummy-board of a High Priestess of Amen-Ra. But an unknown evil travelled with them...
Pre-Book Now
Ascarium at SEA LIFE
Dates: 28th September - 3rd November*
Help Serafina the Sea Witch look after her ocean home and fellow sea creatures by completing magical challenges throughout the aquarium.
ExploreFAQs
Halloween events taking place during regular operating hours are included in your Pass. However, please check your restriction date calendar to ensure you're visiting on a day your Pass is valid.
Events not included: Castle After Dark.
Both scare mazes and scare zones are spook-tacular fun! Scare zones can be found across our parks and are free to experience with no need to book.
Scare mazes are indoor attractions which require a paid, pre-booked ticket.
Your Pass is restricted on the 17th, 24th, 25th & 31st of October 2026.
If you would like to visit on one of these dates you can purchase a Restriction Upgrade ticket here.
