The Silent Sea is an upcoming South Korean sci-fi mystery thriller streaming television series starring Gong Yoo, Bae Doona and Lee Joon. The series is an adaptation of the 2014 short film The Sea of Tranquility written and directed by Choi Hang-Yong who will also direct the series. It is scheduled to be released on Netflix on December 24, 2021, coinciding with Christmas Eve.
The plot includes During a perilous 24-hour mission on the moon, space explorers try to retrieve samples from an abandoned research facility steeped in classified secrets.
In April 2020, Gong Yoo and Bae Doona were cast in lead roles. In September 2020, they were officially joined by Heo Sung-Tae and Lee Moo-Saeng.
In December 2019, Netflix announced that it would produce the television series The Silent Sea, adapted from the 2014 eponymous short film directed by Choi Hang-Yong. He will also be directing the series, with Jung Woo-sung standing in as the executive producer.