Nashville (10 p.m., ABC) – In the series finale, Rayna resorts to drastic measures when she learns that Maddie has crossed paths with a duplicitous figure from her past, while Juliette must choose how to publicly reckon with the truth of Jeff Fordham’s death – a decision that directly affects Layla. Also, Scarlett and Gunnar consider parting ways as bandmates, and Will finally decides to do what he should have done long ago – step up as the leader of a cause and a community.
Also on tonight . . .
Arrow (8 p.m., CW) – Season 4 ends as Oliver unites with a surprising force in the race to stop Damien Darhk. Renewed.
Rosewood (8 p.m., Fox) – Season 1 ends with Rosie and Villa caught in the middle of an explosive investigation. Renewed.
Heartbeat (8 p.m., NBC) – In the series finale, Alex tries to save Jesse, Pierce and Ji-Sung after a deadly sickness throws the hospital into lockdown.
Wayward Pines (9 p.m., Fox) – The second season starts as the residents of Wayward Pines struggle under the rule of the First Generation, and a new resident emerges to help preserve the endangered human race.
Law & Order: SVU (9 p.m., NBC) – The investigation of a correction officer accused of assaulting female inmates leads to threats against SVU members. Renewed.
Supernatural (9 p.m., CW) – Season 11 ends with God’s decision about Amara having direct repercussions on Sam and Dean. Renewed.
Chicago PD (10 p.m., NBC) – In the Season 3 finale, the body of a single mother is found in the trunk of her car and the team learns she had contact with Voight’s reformed son. Renewed.
Criminal Minds: Beyond Borders (10 p.m., CBS) – In the first season finale, an American woman is kidnapped while trying to adopt a child in Haiti. Renewed.