TV THIS WEEK: Defiance's epic premiere, Hemlock Grove and more!

There are two big, groundbreaking premieres this week -- Syfy's new multi-platform sci-fi series, Defiance, and Netflix's supernatural entry, Hemlock Grove, which will post all 13 episodes on the same day.

Also this week, the gang leaves the Monroe republic to stop a nuke on Revolution, Norma gets some assistance with her troubles on Bates Motel, Bigfoot may be a murderer on Castle, Elena might just end up eating the prom queen on The Vampire Diaries, Vincent and Cat continue their troubled romance on Beauty & The Beast, Hannibal gets an ally on Hannibal, Portland must be saved on Grimm, Leonardo's war designs do not meet with approval on Da Vinci's Demons, “It's ghost time” on Doctor Who, Sarah hunts a killer on Orphan Black, the cannibals are back on Syfy's Wrong Turn 5: Bloodlines, the price of magic becomes a problem on Once Upon a Time, and a bunch of stuff happens on Game of Thrones.

Here's what we have to look forward to this week on sci-fi, fantasy and paranormal TV.

Monday, April 15

Defiance (Syfy) 9 p.m. - “Pilot”

Series premiere! In the near future, Nolan and his adopted alien daughter, Irisa, arrive at the town of Defiance just as a fragile peace is about to be fractured between the humans and the seven races of aliens that now live on a partially terraformed Earth. The series comes from Farscape's Rockne S. O'Bannon, Caprica's Kevin Murphy and Battlestar Galactica's Michael Taylor and stars Grant Bowler, Julie Benz, Stephanie Leonidas, Graham Green, Jaime Murray and Tony Curran.

Here's a promo:

Revolution (NBC) 10 p.m. - “The Night the Lights Went Out in Georgia”

Guest star alert! 24's Leslie Hope checks in as President Foster, the leader of the Georgia Federation, who Miles runs into when he and the gang try to stop a nuke that's headed to that region. Meanwhile, we'll get to see how some of the rest of the country has dealt with the blackout.

Here's a look:

Bates Motel (A&E) 10 p.m. - “Ocean View”

Norman frets, while Norma gets some help she badly needs. Meanwhile, Emma and Norman make a big discovery.

Here's a promo:

Castle (ABC) 10 p.m. - “The Fast and the Furriest”

Bigfoot alert! Just leave some really big footprints at a murder scene and Castle's ready to pin the killing on Bigfoot. Meanwhile, Kate thinks there's a more down-to-earth solution as their investigation takes them into the world of primate research, big game hunting and the Bigfoot legend.

Here's a sneak peek:

Tuesday, April 16

Robot Combat League (Syfy) 10 p.m. - “Semi-Finals”

Four teams duke it out in two epic semi-final battles.

Here's a promo:

Wednesday, April 17

Haunted Collector (Syfy) 9 p.m. - “Ghosts of Geneva; Fort Fear”

John and his team must come to the rescue when paranormal activity at Detroit's historic Fort Wayne gets aggressive.

Deep South Paranormal (Syfy) 10 p.m. - “Till Death Do Us Part”

The team digs into their latest investigation in the Mississippi Delta at the Mont Helena plantation house and the nearby community of Nitta Yuma.

Here's a preview:

Thursday, April 18

The Vampire Diaries (The CW) 8 p.m. - “Pictures of You

It's Senior Prom night so you can expect things are going to get bloody, especially when Elena decides to attend. While Damon and Stefan try to rein in the unpredictable vamp, Matt asks Rebekah for help.

Here's a preview:

Beauty & the Beast (The CW) 9 p.m. - “Heart of Darkness

Evan admits he has feelings for Cat and that he tipped off Muirfield. Meanwhile, Gabe realizes there's a mole in the department.

Here's a promo:

Hannibal (NBC) 10 p.m. - “Potage

Abigail wakes up and Jack suspects she may have helped her father with his murders.

Here's a look:

Friday, April 19

Hemlock Grove (Netflix)

Series premiere! And finale! Yes, the CW's poorly rated Cult has vanished from the schedule, but this steamy original supernatural series from Netflix might just have some teeth. And all 13 episodes will premiere on Friday.

In the series, when a young girl is violently killed near what was once the Godfrey steel mill, two suspects in her death -- Peter, a 17-year-old Gypsy kid who just might be a werewolf, and Roman, the heir to the Godfrey estate -- join forces to find the killer.

From director Eli Roth, starring Famke Janssen (X-Men), Bill Skarsgård, Landon Liboiron (Terra Nova), Penelope Mitchell Freya Tingley and Dougray Scott (Mission Impossible II).

Here's a promo:

Grimm (NBC) 9 p.m. - “Ring of Fire”

A fiery Wesen might just end up burning Portland in lava if Nick and the gang don't stop him. Meanwhile, Adalind wants her powers back, and we're guessing she'll do whatever it takes to make that happen.

Here's a promo:

Da Vinci's Demons (Starz) 10 p.m. - “The Serpent”

Leonardo continues his search for the Book of Leaves. Meanwhile, Leonardo's war designs are met with disapproval.

This season on Da Vinci's Demons:

Other Friday shows of interest:

On the Travel Channel's Ghost Adventures (8 p.m.), the guys investigate “King's Tavern” in Natchez, Miss.

Saturday, April 20

Doctor Who (BBC America) 8 p.m. - “Hide”

“It's ghost time” for the Doctor and Clara when they pay a visit to an isolated mansion where a ghost hunter and a psychic are looking for the Witch of the Well.

Here's a look:

Orphan Black (BBC America) 9 p.m. - “Effects of External Conditions”

Sarah tries to track down the killer, which jeopardizes her reunion with her daughter.

Here's a preview:

Wrong Turn 5: Bloodlines (Syfy) 9 p.m.

Nope, it doesn't look like Eliza Dushku will pop up in this TV 5TH-quel. However, that inbred family of hillbilly cannibals is hungry again, and some college students attending the Mountain Man Festival at a small West Virginia mining town are looking mighty appetizing. Camilla Arfwedson, Roxanne McKee, Doug Bradley, Oliver Hoare and Kyle Redmond-Jones star.

Here's a gory look:

Other Saturday shows of interest:

On Bio's My Ghost Story: Caught on Camera (9 p.m.), the sounds of giggling children haunt an old farm house. On the channel's The Ghost Speaks (10 p.m.), a single mother is tormented by a ghost. And The Lord of the Rings' Elijah Wood hangs with the nerds on BBC America's The Nerdist (10 p.m.).

Sunday, April 21

Once Upon a Time (ABC) 8 p.m. - “Lacey”

All magic comes with a price, and in the final episodes of the season we're going to see exactly what that price is. We'll also get to meet Robin Hood. In the episode, Gold asks David to help Belle get her memories back. Meanwhile, in the fairy-tale world, Rumpelstiltskin and Belle track a thief.

Here's a preview:

Game of Thrones (HBO) 9 p.m. - “And Now His Watch Has Ended”

Daenerys masterminds her exit from Astapor. Meanwhile, supplies run short for the Night's Watch, Margaery gives Sansa a look at the future, and Varys quests for revenge against a past enemy.

Here's a look:

What are you going to watch?




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