Creator Hwang Dong-hyuk also confirmed to TheWrap: "Season three is not going to be the end of the Squid Game universe" and Lee Jung-jae, who portrays Seong Gi-hun, expressed his excitement over Fincher’s adaption, telling Complex: "I'm looking forward to it so much, I can't wait to see it and I have high expectations."

Cameos from past characters in Squid Game on Netflix can be quite difficult given the nature of the show and that basically all of the players die except one until there's a winner. However, it's still possible for the writing team to get creative to bring back a fan-favorite,

There is no current release date for the Squid Game America spinoff. It's not been confirmed, and doesn't even have a name at this point. However, if it is indeed in production, the earliest we could see it is 2027, roughly two years after Squid Game Season 3.