David Harbour says the 'Stranger Things' cast was 'uncontrollably sobbing' at the series finale — what he says is the 'best episode' of the series

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david harbour looking to the side of the camera, wearing yellow-tinted sunglasses, with a trimmed beard, and an embroidered suit jacket
David Harbour at the "Stranger Things" season four premiere in Brooklyn, NY in May.

Roy Rochlin/Getty Images

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