ORPHAN BLACK
BBC America, 9:00 p.m. ET
SEASON FINALE: Tonight at 9 p.m. ET, BBC America presents the first-season finale of this intriguing, clever series starring Tatiana Maslani in a handful of key roles. And if you’ve never seen an episode, you can correct that and get up to speed in one marathon binge viewing festival: BBC America is repeating the entire Season 1 beginning at noon ET, leading up to the season ender at 9.