propelled to fame after starring in Sky Castle, was in talks to star in the series; her agency confirmed that she was reviewing the offer. On August 18, reports of Jisoo being cast as one of the lead actresses for the series surfaced. It was confirmed later that day by Jisoo's agency, YG Entertainment. On August 24, Kim Hye-yoon was confirmed to co-star alongside Jisoo and it was reported that Jung Hae-in had received an offer but was still reviewing it. Jang Seung-jo officially joined the cast on August 26, followed by Jung Yoo-jin on September 17 and Yoon Se-ah on September 18. On October 5, 2020, the main cast and details on the characters were confirmed by JTBC. Yoo In-na officially joined the cast on December 28. Filming On November 24, 2020, JTBC announced that filming for Snowdrop was temporarily halted after a supporting actor came into close contact with someone who tested positive for COVID-19. The following day, JTBC confirmed that filming would resume after all cast and crew members tested negative for the virus. Filming was completed in late July 2021. Original soundtrack The following is the official track list of Snowdrop (Original Television Soundtrack) album. Singles included on the album were released from December 18, 2021, to January 22, 2022. Viewership Television Streaming The episodes of Snowdrop were released weekly on Disney+ in Asia-Pacific regions simultaneously with the television airings. On January 4, NME reported that Snowdrop was ranked first among the most-watched series on Disney+ in Singapore, South Korea, Hong Kong, and Taiwan. In Japan, the program was the third most-watched series on the streaming platform, behind Hawkeye and The Book of Boba Fett. The series later premiered on February 9, 2022, on Disney+ in the United States, Canada and Europe while in Latin America it was released on Star+ and on Hotstar in India. The series also premiered in the Philippines on November 17, 2022 when Disney+ launched in the country. Controversy Pre-release Snowdrop became the subject of controversy due to accusations of historical negationism. In March 2021, parts of the synopsis and character profiles were leaked online which revealed that the male protagonist is actually a North Korean spy posing as a pro-democracy student activist who infiltrates South Korea to instigate chaos and political instability. The premise drew backlash from South Korean netizens due to the drama being purportedly set against the backdrop