In the Season 5 premiere of "The Americans" (11 p.m., FX) one of TV's best dramas, Philip and Elizabeth struggle to contain the risks from Paige's growing relationship with Matthew Beeman. And the Centre sends Philip and Elizabeth on an operation that strains their family and marriage to the limits.
Elsewhere on TV …
• "NCIS" (7 p.m., CBS/Ch. 2): Somebody tears McGee's apartment apart while trying to locate a valuable item hidden there.
• "The Middle" (7 p.m., ABC/Ch. 4): Lexie has a crush on Axl; Mike adds the high school coach Babbitt to the quarry softball team.
• "The Voice" (7 p.m., NBC/Ch. 5): Blind auditions continue.
• "The Flash" (7 p.m., CW/Ch. 30): Wally starts to have visions of Savitar; a dangerous secret threatens Barry and Iris' happiness.
• "American Housewife" (7:30 p.m., ABC/Ch. 4): Katie lets everyone fend for themselves and is surprised when they don't seem to need her.
• "Bull" (8 p.m., CBS/Ch. 2): After a governor dies in a skydiving jump, Bull helps the co-owner's brother and daughter fight a lawsuit filed by the widow.
• "Fresh Off the Boat" (8 p.m., ABC/Ch. 4): Jessica's ultra-competitive nature is on full display when the Huangs host a game night for couples.
• "This Is Us" (8 p.m., NBC/Ch. 5): The Pearsons gather at Randall's for an unusual party; Kevin and Sophie's relationship deepens; Kate struggles to open up to Toby about her father's death.
• "Bones" (8 p.m., Fox/Ch. 13): Booth, Brennan and Aubrey go under cover at a demolition derby to investigate a horrendous hay baler accident.
• "DC's Legends of Tomorrow" (8 p.m., CW/Ch. 30): Rip forces the Waverider to crash, leaving the Legends stuck 70 million years in the past.
• "The Detour (8 p.m., TBS): While trying to get a divorce from Carlos, Robin is forced to come clean about her past.
• "The Real O'Neals" (8:30 p.m., ABC/Ch. 4): Kenny convinces VP Murray to hire a gay teacher, who proceeds to make Jimmy's life miserable.
• "NCIS: New Orleans" (9 p.m., CBS/Ch. 2): The team investigates the disappearance of a JAG lawyer who specializes in classified cases.
• "People Icons" (9 p.m., ABC/Ch. 4): Iconic celebrity romances are recounted, featuring the Obamas, Prince William and Kate, Beyoncé and Jay-Z, the Estefans, and Elizabeth Taylor and Richard Burton.
• "Chicago Justice" (9 p.m., NBC/Ch. 5): When a Muslim grad student is brutally murdered, another Muslim student, who claims he committed the crime to prevent a terrorist attack.
• "Being Mary Jane" (10 p.m., BET): Mary Jane and Justin go rogue to chase a story.
• "Switched at Birth" (10 p.m., Freeform): Daphne notices her old mentor, Dr. Jackson, making mistakes with his patients;.
• "Face Off" (10 p.m., Syfy): The conclusion from last week's elimination challenge; the immunity challenge has the teams create magical marionette characters.
• "Outsiders" (10 p.m. WGN): The Farrells, Houghton, and Ledda ensure that Blackburg's annual coal parade is one for the ages.
• "Teachers" (11 p.m., TV Land): When a tornado touches down near Fillmore, procedures go out the window as the teachers panic.
• "Chrisley Knows Best" (11 p.m., USA): Todd learns that taking over Julie's housework while she recovers from surgery isn't as easy as it looks.
• "Detroiters" (11:30 p.m., Comedy Central): Sam struggles to come up with a speech for his father's 60th birthday party.
• "Imposters" (11 p.m. Bravo): Ezra, Richard and Jules close in on Maddie; the Doctor gives Maddie a new assignment.
• "Ripper Street" (midnight, BBC America): In the fifth (and final) season premiere, a new serial killer stalking Whitechapel's streets.