Ellise Shafer editorFor all involved in the making of HBO miniseries “I Know This Much Is True,” one word continues to come up when describing the filming process: generosity.This was the word of the hour during the Variety Streaming Room Q&A with writer and director Derek Cianfrance, executive producer and star Mark Ruffalo and cast members Kathryn Hahn, Rosie O’Donnell, John Procaccino, Philip Ettinger and Archie Panjabi.“I don’t think there was a cast member or a crew member that didn’t give everything of themselves.
It’s their complete heart, soul, mind, spirit, body, health, everything,” Cianfrance said.Based on the 1998 novel of the same name by Wally Lamb, “I Know This Much Is True” follows identical twin brothers, Dominick and.
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