Distributia
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Morgan FreemanHimself - Narrator
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Dan BauerHimself - CDMS project manager and Fermilab scientist, Fermilab
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Brenna FlaugherPhysicist & astrophysicist, Fermilab
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Carlos FrenkHimself - Astrophysicist
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Richard MasseyHimself - Physicist, Royal Observatory Edinburgh
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Saul PerlmutterHimself - Astrophysicist
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Vera C. RubinHerself - Astronomer
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David SpergelHimself - Theoretical astrophysicist