A group of college friends' Thailand adventure turns deadly when they become trapped in submerged caves with a dangerous predator. As oxygen runs low, past conflicts emerge in their desperate fight for survival.

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Cast

Kathryn Newton

Sara

Lana Condor

Max

Nico Hiraga

James

Gavin Casalegno

Greg

Tommi Rose

Adrienne

Tayme Thapthimthong

Wat

Sahajak Boonthanakit

Captain

Harrison Luna

Ryan

Kathryn Newton — Sara

Kathryn Love Newton (born February 8, 1997) is an American actress. She is known for her starring roles as Louise Brooks in the CBS comedy series Gary Unmarried (2008–2010), Abigail Carlson in the HBO mystery drama series Big Little Lies (2017–2019), and Allie Pressman in the Netflix teen drama series The Society (2019). She is also known for portraying the older versions of Claire Novak in The CW

Lana Condor — Max

Lana Therese Condor (born Trần Đồng Lan; May 11, 1997) is an American actress and YouTuber. She made her acting debut starring as Jubilee in the superhero film X-Men: Apocalypse (2016). She gained international recognition for portraying Lara Jean Covey in the romantic comedy To All the Boys film series (2018–2021). She has also portrayed Saya Kuroki in the television series Deadly Class (2019) an

Nico Hiraga — James

Nico Hiraga (born December 12, 1997) is an American skateboarder and actor. He is known for playing Seth in the 2021 film Moxie and Tanner in the 2019 film Booksmart. Hiraga's roles also include Summer of 17 (2017), Skate Kitchen (2018), Ballers (2015-2019), and North Hollywood (2021). Hiraga is set to be in the upcoming Amazon series The Power and the upcoming film Hello, Goodbye, and Everything