Austin Gallagher
Self - Chief Scientist
Marine biologist Dr Austin Gallagher searches for the holy grail of shark research -- the secret breeding grounds of tiger sharks.
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Austin Gallagher
Self - Chief Scientist
Austin Gallagher
Self - CEO Beneath the Waves
Mike New
Self - Narrator
Yannis P. Papastamatiou
Self - Asst. Professor, Florida International University
Joe Romeiro
Self - Underwater Cinematographer
