Well, that’s an upgrade… Lee Yoo-Mi, who played Ji-yeong, AKA Player No. 240 in the global hit ‘Squid Game’, ditched her green tracks for something brighter and creepier. The actress made waves across the globe when she shared that her look for Halloween 2021 was inspired by Younghee, the ‘Red Light, Green Light’ doll from the hit show. “Happy Halloween,” she captioned her post.