The Americans (10 p.m., FX) – In the Season 4 finale, Phillip and Elizabeth face a tense race against the FBI to recover a dangerous package.
Also on tonight . . .
My Big Fat Fabulous Life (9 p.m., TLC) – In the Season 3 premiere, North Carolina native Whitney Thore’s excitement about her dance-a-thon takes a dark turn when she realizes her body isn’t as healthy as she thought.
Wayward Pines (9 p.m., Fox) – Flashbacks reveal how Jason Higgins became the favored child in Wayward Pines. Also, Nurse Pam returns and becomes a threat to the town.
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I Am Jazz (10 p.m., TLC) – In the Season 2 opener, Jazz needs surgery to avoid male puberty, while confronting an anti-transgender group that has been targeting the family.
Royal Pains (10 p.m., USA) – Hank works his first shift in years at the emergency room.