
Tom Selleck
Self - Narrator


Supported by the National Geographic Society, the world's eminent blue whale scientists embark on a revolutionary mission: to follow migrating blue whales all the way to the long-sought, unknown location where they give birth.
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Tom Selleck
Self - Narrator

Scott Baker
Self - Whale Geneticist

John Calambokidis
Self - Cascadia Research
Darlene Kenton
Self - Woods Hle
Bruce Matz
Self - Marine Mammal Institute
Erin Olson
Self - Scripps

Stephen R. Palumbi
Self - Whale Geneticist
Gisli Vikingson
Self