NGTV Guide: Monday, March 19

Pretty Little Liars – 8/7c ABC Family
“unmAsked” – Rosewood’s Junior League Masquerade Gala is the perfect setting for “A’s” next game of cat and mouse with his/her favorite targets. But with Aria, Emily, Hanna and Spencer fast on his/her heels, will this game be “A’s” last?

2 Broke Girls – 8:30/7:30c CBS
“And the Spring Break” – Max and Caroline take a spring getaway at a couple’s posh apartment where they’ve been asked to dog-sit.

Being Human – 9/8c Syfy
“Dream Reaper” – When Sally’s Reaper returns, Josh and Aidan are the ones who’ll need saving.

Lost Girl – 10/9c Syfy
“The Mourning After” – Bo meets a Dark Fae succubus, and Kenzi attempts to help Trick save The Dal Riata.

Smash – 10/9c NBC
“The Workshop” – Everything comes to a head as Eileen, Derekand the team present “Marilyn The Musical” to would-be investors. Ivy is under pressure to perform, while her mother, Broadway star Leigh Conroy (special guest Bernadette Peters), undermines her at every turn. Karen must decide between the workshop and a meeting with a big-time music producer. Julia and Michael (guest star Will Chase) must face up to the consequences of their actions.

Castle – 10/9c ABC
“A Dance With Death” – When Odette Morton, a contestant on the hit competition show “A Night of Dance,” is found murdered in her dressing room, Castle and Beckett must navigate the case’s many twists and twirls without stepping on each other’s toes. But as they delve into Odette’s past, they discover that this reality starlet was harboring a shocking secret that may have led to her death.

Hawaii Five-O – 10/9c CBS
“Kalele” – When McGarrett’s sister is arrested for trying to smuggle $20 million worth of conflict diamonds, he and Chief Fryer reach out to August March, an ex-con who served 30 years for diamond smuggling, to help arrange a sting operation.