Nightmare Halloween Experience Cardiff 👻😈
Sat 31 Oct · 20:00
O'Neill's St Mary Street
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View all →About This Event
Prepare yourself for a truly terrifying evening as O'Neill's on St Mary Street in Cardiff hosts its Nightmare Halloween Experience this Saturday, October 31st. The frights commence at 8pm, promising a night of ghoulish delights and spine-chilling fun. Attendees are strongly encouraged to embrace the spirit of the season by donning their most creative and frightening fancy dress. Whether you opt for a classic monster, a spooky specter, or something entirely unique, your costume could be the talk of the night. Ticket prices are incredibly accessible, ranging from a mere £1 for early birds to £15 for those seeking a more premium experience, ensuring everyone can join in the macabre festivities. This promises to be an unforgettable Halloween night, packed with atmosphere and a healthy dose of fear.
The event features full venue Halloween decorations, spooky drinks, haunted special effects and production, and much more. The atmosphere is set to be electric, with a focus on providing a unique and unforgettable experience for attendees.
Halloween fancy dress is highly encouraged but not compulsory, allowing attendees to get creative with their costumes. The event operates a student-friendly policy, welcoming guests, friends from home, partners, and others, in addition to students.
The event takes place at O'Neill's St Mary Street in Cardiff, with a start time of 8pm on October 31st. Ticket prices range from £1 for early birds to £15 for a premium experience.
Details written from the information supplied by the event organiser.
Staying overnight?
Hotels within walking distance of O'Neill's St Mary Street.
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Frequently asked questions
Nightmare Halloween Experience Cardiff 👻😈 takes place on Saturday, 31 October 2026 at 20:00.
Nightmare Halloween Experience Cardiff 👻😈 is held at O'Neill's St Mary Street in Cardiff (85-87 St Mary St, Cardiff CF10 1DW, UK, Cardiff, CF10 1DW).
Tickets for Nightmare Halloween Experience Cardiff 👻😈 range from £7 to £15. Live prices and availability are shown on Fatsoma.
Yes — hotels within walking distance of O'Neill's St Mary Street can be compared using the accommodation search further down this page.
Tickets for Nightmare Halloween Experience Cardiff 👻😈 can be booked via Fatsoma using the "Check Tickets & Live Prices" button on this page, which opens the official booking site in a new tab.
Nightmare Halloween Experience Cardiff 👻😈
Editorial Summary
Prepare yourself for a truly terrifying evening as O'Neill's on St Mary Street in Cardiff hosts its Nightmare Halloween Experience this Saturday, October 31st. The frights commence at 8pm, promising a night of ghoulish delights and spine-chilling fun. Attendees are strongly encouraged to embrace the spirit of the season by donning their most creative and frightening fancy dress. Whether you opt for a classic monster, a spooky specter, or something entirely unique, your costume could be the talk of the night. Ticket prices are incredibly accessible, ranging from a mere £1 for early birds to £15 for those seeking a more premium experience, ensuring everyone can join in the macabre festivities. This promises to be an unforgettable Halloween night, packed with atmosphere and a healthy dose of fear.
This summary was automatically generated from event data sourced from official ticketing providers.
Details
The event features full venue Halloween decorations, spooky drinks, haunted special effects and production, and much more. The atmosphere is set to be electric, with a focus on providing a unique and unforgettable experience for attendees.
Halloween fancy dress is highly encouraged but not compulsory, allowing attendees to get creative with their costumes. The event operates a student-friendly policy, welcoming guests, friends from home, partners, and others, in addition to students.
The event takes place at O'Neill's St Mary Street in Cardiff, with a start time of 8pm on October 31st. Ticket prices range from £1 for early birds to £15 for a premium experience.
Details written from the information supplied by the event organiser.
📍 Venue
O'Neill's St Mary Street85-87 St Mary St, Cardiff CF10 1DW, UK, Cardiff, CF10 1DW
Cathays, Cardiff
Get Directions →❓ Frequently asked questions
When is Nightmare Halloween Experience Cardiff 👻😈?
Nightmare Halloween Experience Cardiff 👻😈 takes place on Saturday, 31 October 2026 at 20:00.
Where is Nightmare Halloween Experience Cardiff 👻😈 taking place?
Nightmare Halloween Experience Cardiff 👻😈 is held at O'Neill's St Mary Street in Cardiff (85-87 St Mary St, Cardiff CF10 1DW, UK, Cardiff, CF10 1DW).
How much are tickets for Nightmare Halloween Experience Cardiff 👻😈?
Tickets for Nightmare Halloween Experience Cardiff 👻😈 range from £7 to £15. Live prices and availability are shown on Fatsoma.
Is there anywhere to stay near Nightmare Halloween Experience Cardiff 👻😈?
Yes — hotels within walking distance of O'Neill's St Mary Street can be compared using the accommodation search further down this page.
How do I get tickets for Nightmare Halloween Experience Cardiff 👻😈?
Tickets for Nightmare Halloween Experience Cardiff 👻😈 can be booked via Fatsoma using the "Check Tickets & Live Prices" button on this page, which opens the official booking site in a new tab.
🏨 Staying overnight?
Hotels within walking distance of O'Neill's St Mary Street
Ad · Stay22 affiliate link
Tickets from
£7
Date
Until Saturday, 31 October 2026
Time
EventsList curates 181,000+ events across the UK. Tickets purchased via the venue or authorised sellers only.
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