"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."
Alessia Zecchini
as Self - Freediver
Stephen Keenan
as Self - Deceased Freediver /Self - Safety Diver
Leigh Baker
as Self - Respiratory Therapist
Mahmoud Barracuda
as Self - Scuba Diver
Ilaria Boni
as Self - Freediver Italian National Team
Kristof Coenen
Lily Crespy
Hanako Hirose
as Self - Freediver Japanese National Team
Peter Keenan
as Self - Stephen's Father
Francesca Koe Owings
as Self - Freediving Judge
Homar Leuci
Alexey Molchanov
Adam Skolnick
as Self - Sports Journalist
William Trubridge
as Self - World Record Holder /Self - Founder Vertical Blue
Kristina Vackova
as Self - Underwater Photographer
Nathan Vinski
as Self - Freediving Coach
Enzo Zecchini
as Self - Alessia's Father
Flavia Scagni
Translator
Laura McGann
Director
Bart Layton
Executive Producer
Emily Osborne
Anne McLoughlin
Producer
John Battsek
Sarah Thomson
Robert Ford
Co-Producer
Jamie D'Alton
Ben Cotner
Nainita Desai
Original Music Composer
Julian Hart
Editor
Tim Cragg
Director of Photography
Eleanor Bowman
Additional Photography
Aleksandra Szczesna
Production Manager
Writer
Julie Gautier
Underwater Director of Photography
Greg Gettens
Sound Supervisor
Adam Prescod
Sound Recordist
Emiliano Lopez
Assistant Editor
Will Chapman
Sound Designer
Honor Page
Post-Production Manager
Miles Coleman
Development Producer
Rolf Gustavson
Orchestrator
Natalia Tsupryk
Musician
Claudia Marinaro
Researcher
Drew Kilgore
Tristan Noon
Sophy Purnell
Vocals
Marissa Ericson
Co-Executive Producer
Adriana Banta