A special ops unit commandeer a commercial research vessel and its submersible to locate a mysterious item at the bottom of the Yellow Sea. When an explosion causes the sub to overturn and take on water, the crew begins to understand that not all of them will escape and a fight for survival ensues.
Johannes Bah Kuhnke
as Mats
Charlotte Salt
as Edwards
James McArdle
as Parks
Elliot Levey
as Denholm
Christian Hillborg
as Andy
David Horovitch
as Captain
James Artaius
as Crewman
