Name: Nightmare Halloween Experience Cardiff
Start: 2026-10-31T21:00:00+00:00
End: 2026-11-01T03:00:00+00:00
Location: O'Neill's St Mary Street

Trending Cardiff October Events

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🔥 Hot Seller

Shangri-La Halloween w/ Bullet Tooth

Shangri-La Halloween w/ Bullet Tooth

Depot, Cardiff

Shangri-La Halloween w/ Bullet Tooth

18+

🔥 Hot Seller

Second Speed: Yoshiko, Anderex, Jason Cluff (Cardiff)

Second Speed: Yoshiko, Anderex, Jason Cluff (Cardiff)

District Cardiff

Second Speed: Yoshiko, Anderex, Jason Cluff + more

18+

Hoffi Presents ONEMAN

Friday 30th October

10:00pm - 3:00am

6 FEET UNDER, Cardiff

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Hoffi Presents ONEMAN

6 FEET UNDER, Cardiff

Hoffi is back at 6 Feet Under With Oneman , Local and More

18+

Entourage Fright Night - Mocka Lounge - Fri 30th Oct

Friday 30th October

7:00pm - 2:00am

Mocka Lounge, Cardiff

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Entourage Fright Night - Mocka Lounge - Fri 30th Oct

Mocka Lounge, Cardiff

This Friday 30th October, Entourage is bringing you the most glamorous nightmare of the year: Fright Nightat the iconic Mocka Lounge.

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So Fetch - 2000s Halloween Party (Cardiff)

So Fetch - 2000s Halloween Party (Cardiff)

The Globe, Cardiff

So Fetch is coming back for a Halloween Special! "Gretchen, stop trying to make fetch happen! It's not going to happen!"

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The Lot - Halloween Eve

Friday 30th October

7:30pm - 11:45pm

The Fork And Tune, Cwmcarn

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The Lot - Halloween Eve

The Fork And Tune, Cwmcarn

THE LOT take-over with BOYO - armed with razor-sharp bars, dark humour and the return of the most loved TJs DJ - SLASH! Dressup for the Scream!

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Paint and Sip Halloween special!

Friday 30th October

6:00pm - 9:00pm

Jacobs Roof Garden, Cardiff

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Paint and Sip Halloween special!

Jacobs Roof Garden, Cardiff

The cost of £30 per person includes a drink on arrival and art materials (paint, paint brushes and a canvas)

Newport Audio Tour: Stow Hill's Heritage Harmony Tour

Friday 30th October

12:00pm - 8:00pm

Lower Dock Street Drill Hall, Newport

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Newport Audio Tour: Stow Hill's Heritage Harmony Tour

Lower Dock Street Drill Hall, Newport

A secret royal surrender once played out beneath the walls of Newport Castle while the city's streets have echoed with rebellion and redemption for

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Freaky Friday Bingo 30/10 - Buzz Bingo Weston Super Mare

Friday 30th October

7:00pm - 9:00pm

Buzz Bingo Weston Super Mare

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Freaky Friday Bingo 30/10 - Buzz Bingo Weston Super Mare

Buzz Bingo Weston Super Mare

Exclusive Offer when you book. Enjoy any main meal, a selected drink & your bingo for just £10!

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Unified Dating - Meet Singles in Cardiff

Friday 30th October

7:30pm - 10:30pm

Cardiff Secret Venue (TBA)

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Unified Dating - Meet Singles in Cardiff

Cardiff Secret Venue (TBA)

These events by Unified Dating offer a relaxed and friendly way to easily meet new people locally.

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Unified Dating - Meet Singles in Newport

Friday 30th October

7:30pm - 10:30pm

Newport Secret Venue (TBA)

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Unified Dating - Meet Singles in Newport

Newport Secret Venue (TBA)

These events by Unified Dating offer a relaxed and friendly way to easily meet new people locally.

18+

🔥 Hot Seller

Halloween Rave w/ Andy C, Sota, [IVY] + more

Saturday 31st October

10:00pm - 4:00am

The Great Hall, Cathays, Cardiff

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Halloween Rave w/ Andy C, Sota, [IVY] + more

The Great Hall, Cathays, Cardiff

This Halloween, Dazed Muzic is bringing one of the biggest drum & bass events of the year to The Great Hall, Cardiff!

Bestselling Cardiff October Events

These events are selling well, grab tickets while you can...

18+

🔥 Hot Seller

CUE - Cardiff : Halloween w. Locky, Saoirse & more

Saturday 31st October

3:00pm - 10:00pm

Y Plas, Cardiff

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CUE - Cardiff : Halloween w. Locky, Saoirse & more

Y Plas, Cardiff

Heading back to the mighty Y Plas for anther monster two-room Halloween special. Book now before prices go up!

18+

🔥 Hot Seller

Shangri-La Halloween w/ Bullet Tooth

Shangri-La Halloween w/ Bullet Tooth

Depot, Cardiff

Shangri-La Halloween w/ Bullet Tooth

18+

🔥 Hot Seller

Halloween Rave w/ Andy C, Sota, [IVY] + more

Saturday 31st October

10:00pm - 4:00am

The Great Hall, Cathays, Cardiff

buy tickets

Halloween Rave w/ Andy C, Sota, [IVY] + more

The Great Hall, Cathays, Cardiff

This Halloween, Dazed Muzic is bringing one of the biggest drum & bass events of the year to The Great Hall, Cardiff!

18+

🔥 Hot Seller

Second Speed: Yoshiko, Anderex, Jason Cluff (Cardiff)

Second Speed: Yoshiko, Anderex, Jason Cluff (Cardiff)

District Cardiff

Second Speed: Yoshiko, Anderex, Jason Cluff + more

16+

🔥 Hot Seller

Cardiff 16+ Halloween Rave

Saturday 31st October

5:00pm - 9:00pm

Great Hall , Cardiff

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Cardiff 16+ Halloween Rave

Great Hall , Cardiff

The UK's biggest & best 16+ rave returns to Cardiff this Halloween!

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Living Dead Festival Halloween | Cardiff

Saturday 31st October

10:00pm - 3:00am

Tramshed Cardiff, Cardiff

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Living Dead Festival Halloween | Cardiff

Tramshed Cardiff, Cardiff

Living Dead Halloween Festival | Cardiff WELCOME TO LIVING DEAD FESTIVAL. This Halloween, the dead don't stay buried.

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Bingo Lingo - Halloween Special - Session 1

Saturday 31st October

3:00pm - 7:00pm

Depot, Cardiff

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Bingo Lingo - Halloween Special - Session 1

Depot, Cardiff

Renowned as the cities biggest night...prepare yourself for BINGO LINGO! A wild ride at Cardiff's most popular venue the DEPOT.

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Hardy caprio Halloween special live performance

Sat 31st October - Sun 1st November

9:30pm - 3:30pm

Cubanas, Barry

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Hardy caprio Halloween special live performance

Cubanas, Barry

Hardy caprio will be performing live at our Halloween special event on one of the biggest weekends of the year

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Black Parade - 00's Emo Anthems Halloween Party | Cardiff

Saturday 31st October

10:30pm - 3:00am

The Globe Cardiff

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Black Parade - 00's Emo Anthems Halloween Party | Cardiff

The Globe Cardiff

Black Parade - 00's Emo Anthems is coming to The Globe Cardiff on Saturday 31st October for a huge emo Halloween party!

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Nightmare Halloween Experience Cardiff

Saturday 31st October

9:00pm - 3:00am

O'Neill's St Mary Street, Cardiff

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Nightmare Halloween Experience Cardiff

O'Neill's St Mary Street, Cardiff

The UK's BIGGEST STUDENT HALLOWEEN EVENT IS BACK FOR 2026 ..!

18+

Paint and Sip Halloween special!

Friday 30th October

6:00pm - 9:00pm

Jacobs Roof Garden, Cardiff

buy tickets

Paint and Sip Halloween special!

Jacobs Roof Garden, Cardiff

The cost of £30 per person includes a drink on arrival and art materials (paint, paint brushes and a canvas)

18+

Hoffi Presents ONEMAN

Friday 30th October

10:00pm - 3:00am

6 FEET UNDER, Cardiff

buy tickets

Hoffi Presents ONEMAN

6 FEET UNDER, Cardiff

Hoffi is back at 6 Feet Under With Oneman , Local and More

The Welsh capital buzzes in October with dancefloor rhythms, candlelit concerts, and grassroots festivals. Wondering what’s on in Cardiff in October? Depot’s warehouse space hosts huge nights, while cathedral venues deliver soulful evenings and local crews lead community-wide events. Cardiff events in October blend bold sound and local spirit. See what’s coming up and plan your next night out now.