The Netflix series Queen’s Gambit consists of seven episodes. The main character, Beth, travels to chess tournaments in 4 different countries in different episodes, within the US, and later to Mexico, France, and the Soviet Union.
In the episode where Beth is in Mexico, there are many minutes during which you can hear Spanish in the original English soundtrack.
The actress, Anya Taylor Joy, who is an Argentine/British lady born in Miami, speaks about her character in this video in Spanish. She says more or less that her upbringing is Argentinian. She eventually moved to England, where she studied English and she could speak it until she was 8 years old.
The series wasn’t filmed in the US, neither Mexico, France, or even Russia. It was made in Ontario and Berlin. The Mexico City episode was filmed in Berlin.