“The Biggest Loser”

For the season finale of the 15th season of this weight-loss/fitness series, the contestants return for a reunion, and one of the three finalists (David Brown, Rachel Frederickson and Bobby Saleem) is awarded the $250,000 grand prize. 9 p.m. Tuesday, Feb. 4, on NBC (seattletimes.com/tvlistings).

Doug Knoop, Seattle Times staff

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dknoop@seattletimes.com or on Twitter @dougknoop

Also on Tuesday

“Marvel’s Agents of S.H.I.E.L.D.,” 8 p.m. (ABC): While seeking out the Clairvoyant; the team boards a train that appears to be heading toward doom.

“The Originals,” 8 p.m. (The CW): A witch from Father Kieran’s past causes a great deal of trouble; a discovery at the cemetery shocks Sophie; uninvited guests crash a party Rebekah throws for Hayley and her werewolf clan.

“Ravenswood,” 9 p.m. (ABC Family): Hanna arrives in town for a showdown with Miranda; Luke and Olivia learn the truth about events surrounding their father; Dillon makes a desperate move; Remy’s disappearance endangers the others.

“Brooklyn Nine-Nine,” 9:30 p.m. (Fox): The officers go to Holt’s house to celebrate his birthday but end up making a poor impression on his husband.

“Justified,” 10 p.m. (FX): A mob revenge plot descends upon Kentucky; Boyd’s recent successes are tempered by a crushing defeat.

“Person of Interest,” 10:01 p.m. (CBS): Reese comes back to New York; surprising events lead to the team planning a heist that could send them all to jail.

The New York Times