In case you’ve missed “The Vineyard” (ABC Family), the reality show about all the beautiful people causing drama on Martha’s Vineyard, the network airs a marathon from 6 p.m. to 11 p.m. to catch up on the madness before the season finale in a couple of weeks.

FINALE WATCH: Jim tries to deal with his relationship issues with Callie on the fourth season finale of “The Glades” (A&E at 9), but he gets distracted when he has to solve the murder of a golf hustler.

The dancers prepare for the opening night of “Cinderella” on the ballet reality series “Breaking Pointe” (CW at 9), and later, one dancer causes panic when she suffers an injury.

FINALE WATCH: Walt and Branch investigate when an apparent suicide might be connected to Cady’s accident on the Season 2 finale of “Longmire” (A&E at 10), which has yet to be renewed for a third season; meanwhile, Walt and Henry have to face what happened in Denver when a detecetive brings them warrants.

FINALE WATCH: Three teams have officially survived on the ad­ven­ture competition show “Get Out Alive With Bear Grylls” (NBC at 10), and the survivalist chooses a winner — but first, the duos must complete a challenge during a storm in a rain forest.

FINALE WATCH: The yacht’s crew is shocked when one member unexpectedly quits as “Below Deck” (Bravo at 10) wraps up for Season 1; plus, Adrienne finally loses her patience with the hard-partying staff.

Harry’s ready to get some answers as he heads to the clinic to find out paternity results on “Mistresses” (ABC at 10), while Joss struggles with complicated feelings for Oliver.

A few contestants have disappeared from the group on “Siberia” (NBC at 10), and while people want to find them, the thick fog surrounding the treacherous area makes the process difficult. Later, the unlucky few who stuck around at the camp experience a terrifying event.

Oh, look, Keith Olbermann is on TV again — the anchor begins his second life at ESPN on Monday night, after leaving the network in 1997 and not departing on great terms. Now, he’s back with “Olbermann” (ESPN2 at 11 p.m.), a late-night show airing opposite “SportsCenter” that will include commentary and interviews.

Actor Jeff Daniels, actress Sherri Shepherd and singer Quinn Sullivan are on “The Tonight Show With Jay Leno” (NBC at 11:35).

— Emily Yahr