Bonded by their love of freediving, a record-setting champion and a heroic safety diver try to make history with a remarkable feat, ready to risk it all.

Top Cast

Alessia ZecchiniSelf - Freediver

Stephen KeenanSelf - Deceased Freediver / Safety Diver

Leigh BakerSelf - Respiratory Therapist

Mahmoud BarracudaSelf - Scuba Diver

Ilaria BoniSelf - Freediver Italian National Team

Kristof CoenenSelf - Freediver

Lily CrespySelf - Freediver

Hanako HiroseSelf - Freediver Japanese National Team