Director/a
Joshua Zeman
DIRECTOR/A
Reparto (por orden de créditos)
Filmmaker
Joseph George
Self - Ret. Chief U.S. Navy, Integrated Undersea Surveillance System
David Rosenberg
Self - Author, Interspecies Musician
Christopher W. Clark
Self - Senior Scientist, Cornell University
Daniel Palacios
Self - Senior Researcher
Bruce R. Mate
Self - Director, Marine Mammal Institute
Robert Dziak
Self - NOAA, PMEL Acoustics Program Manager
Sara Heimlich
Self - NOAA, PMEL Acoustics Program
Christina Connett
Self - Chief Curator, New Bedford Whaling Museum
John Hildebrand
Self - Professor of Bioacoustics
John Calambokidis
Self - Cascade Research Collective
Ana Sirovic
Self - Oceanographer
David Cade
Self - Research Biologist
Roger Payne
Self - Founder, Ocean Alliance
Graham Burnett
Self - Professor of History, Princeton University
Kate Micucci
Self - Musician, Actress
Ann Allen
Self - Biologist
Michael J. Novacek
Self - American Museum of Natural History
Vint Virga
Self - Animal Psychologist
Patrick R. Hof
Self - Professor of Neuroscience
Bill Watkins
Self - Oceanographer(archiveFootage)