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.
Kathryn Newton
Sara
Lana Condor
Max
Nico Hiraga
James
Gavin Casalegno
Greg
Tommi Rose
Adrienne
Tayme Thapthimthong
Wat
Sahajak Boonthanakit
Captain
Harrison Luna
Ryan
