Tonight’s Picks

ONCE UPON A TIME (10) WTEN 8:00 p.m.

ABC closes the book on this fantasy drama with this finale. Set several years after the events of the previous season, this installment of the series follows the adventures of a grown-up Henry Mills (Andrew J. West).

HAWAII FIVE-0 (6) WRGB 9:00 p.m.

A nuclear attack submarine shows up on the coast of Waikiki in this season finale. The incident leads McGarrett (Alex O’Loughlin) and the teamto uncover evidence of a Russian spy ring hiding in plain sight on the island of Oahu.

DATELINE NBC 9:00 p.m. (13) WNYT

Correspondents present indepth stories about true crime, current events, politics and entertainment in this critically acclaimed news magazine. Lester Holt anchors the series, which also features Andrea Canning and Hoda Kotb.

HOUSEHUNTERS HGTV 10:00 p.m.

Awoman recruits her mom to help her search for her first home in Denver, Colorado, in this new episode. She is hoping to find a mid-century fixer-upper near downtown, but her mom warns her about taking on too many projects.

DAVID TUTERA CELEBRATIONS WE 10:00 p.m.

Party planner extraordinaire David Tutera works with reality TV stars Heidi and Spencer Pratt in this new episode. They want to throw a graduation party for Spencer, so Tutera comes up with a plan for a stylish affair.