Abyssal Spider

Abyssal Spider, also known as Mad Spider Sea, is a 2020 Taiwanese monster thriller film directed by Joe Chien. It stars Wang Yangming, Zheng Renshuo, and Ko Chia-yen, and follows the crew of a boat threatened by a dangerous storm and a colossal aquatic spider.

The film was released in Taiwan on 11 September 2020.

Premise
During an attempt to rescue a tanker in a storm, a search and rescue crew witnesses a large shadow beneath the waves and is pulled into the sea. Years later, lone survivor Ajie boards a boat which becomes lost in a storm, and must work together with his fellow crewmates to survive against both the weather and a number of creatures lurking underwater, including a giant aquatic spider.

Marketing
A trailer for the film was uploaded to YouTube on 19 August 2020. A second trailer was released on 4 September 2020, followed by a third trailer on 24 September.