Fire crews and other emergency services arrived at the scene of the Halloween party disaster in Seoul, South Korea, that may have left dozens dead.

The disaster unfolded late at night on Saturday 29 October, when an estimated 100,000 revellers packed the popular nightlife district of Itaewon for one of the largest social gatherings since the pandemic started.

Authorities have reported dozens of people in cardiac arrest, something they typically do for deaths.

Chaos unfolded as crowds surged through a narrow street, crushing hundreds of people.

Footage filmed by a Thai tourist in the country showed fire crews at the scene.

The filmer also witnessed people trying to escape the crush and paramedics performing CPR on some of its victims.

President Yoon Suk-Yeol ordered a disaster response team to go to Itaewon.

Dozens of revellers were crushed and suffered suspected cardiac arrests with dozens feared dead at a crowded Halloween party in South Korea.

More than 100,000 people crammed into the popular nightlife spot in the capital Seoul on Saturday night in one of the biggest parties since the pandemic started.

However, chaos unfolded as crowds surged through a narrow street. Hundreds of revellers were crushed and suffered shortness of breath, with a large reportedly suffering cardiac arrests.

Footage filmed by a Thai tourist in the country shows fire crews attending the scene with frantic party-goers scrambling to escape the crowds in the city. In other scenes, paramedics performed CPR on people strewn across the pavements.

President Yoon Suk-Yeol ordered a disaster response team to Itaewon, Yongsan-gu district.