When They See Us Limited Series Air dateMay 31, 2019 Episodes4 Episodes 1. Part One May 31, 2019 · 65 min · ★ 7.6 2. Part Two May 31, 2019 · 72 min · ★ 7.5 3. Part Three May 31, 2019 · 74 min · ★ 7.6 4. Part Four May 31, 2019 · 89 min · ★ 8.1