In Pictures: 'Squid Game' takes the world by storm

Cast members, from left, Park Hae-soo, Lee Jung-jae and Jung Ho-yeon in a scene from 'Squid Game'. The hit Netflix series "Squid Game" from South Korea has gone viral across the world and online by morphing childhood games popular before the digital era such as 'Red Light, Green Light' into deadly survival challenges.

A sign referring to the 'honeycomb challenge' featured in Netflix's new hit series 'Squid Game' is seen at Brown Butter Cafe in Singapore.

People take pictures of the 3-metre (10 ft) tall doll from Netflix series 'Squid Game' displayed outside a mall in Quezon City, Philippines.

The Netflix series 'Squid Game' is played on a mobile phone.

Players walk during the 'Squid Game' event at the Korean Cultural Center, in Abu Dhabi, United Arab Emirates.

Players pose for a photo as they are chosen to participate to play the real-life 'Squid Game' at the Korean Cultural Center in Abu Dhabi.

A Participant plays the honeycomb toffee game at the Korean Cultural Center in Abu Dhabi.

Participants play the honeycomb toffee game at the Korean Cultural Center in Abu Dhabi.

Participants of the honeycomb toffee game are pictured at the Korean Cultural Center in Abu Dhabi.

A street vendor sells Dalgona candy from the Korean Netflix series 'Squid Game' at a Dalgona shop in Seoul, South Korea.

Dalgona candy from the Korean Netflix series 'Squid Game' at a Dalgona shop in Seoul, South Korea.

A street vendor sells Dalgona candy from the Korean Netflix series 'Squid Game' at a Dalgona shop in Seoul, South Korea.

Visitors try their hand at the 'honeycomb challenge' featured in Netflix's new hit series 'Squid Game' at Brown Butter Cafe in Singapore.

A street vendor sells Dalgona candy from the Korean Netflix series 'Squid Game' at a Dalgona shop in Seoul, South Korea.

Attendees dressed as characters from 'Squid Game' pose during New York Comic Con at the Jacob K. Javits Convention Center in New York.

Customers waiting at a small shop for dalgonas, a crisp sugar candy featured in the Netflix series Squid Game, in Shanghai.