Production Companies: Sandbox Films , Impact Partners , Walking Upstream Pictures , Back Allie Entertainment , Hidden Candy , Catapult Film Fund , Sundance Institute .
Overview: Two biologists set out on an undertaking as colossal as their subjects—deciphering the complex communication of whales. Dr. Michelle Fournet and Dr. Ellen Garland journey to opposite hemispheres to uncover a culture eons older than our own.
, Walking Upstream Pictures , Back Allie Entertainment , Hidden Candy , Catapult Film Fund , Sundance Institute 
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