'Orphan' Limited Series: Everything we know about plot, cast, episode count, streaming platform, creative team and production

Mark Duplass joins Ellen Pompeo in Hulu's limited series 'Orphan,' based on the true story of Natalia Grace and her adoptive parents. Duplass plays Michael Barnett, husband of Pompeo's character, Kristine Barnett, as they face legal and public scrutiny over the adoption of Natalia.