TV THIS WEEK: Alcatraz has a blast, The Fades exits and more!

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Dec 16, 2012, 12:07 PM EST

It's an explosive week, with a bomber on the loose on Alcatraz, an apocalyptic season-one finale for The Fades and an unpleasant blast from the past for the Supernatural guys.

Also, Josh tries to find a cure for being a werewolf on Being Human, Bo takes on a case for a Dark Fae on Lost Girl, the crew of the Magus is blinded on The River, someone's got a big announcement on Ghost Hunters, the contestants create old-age makeup on Face Off, and it's a look at Isaac Asimov on Prophets of Science Fiction.

And Elena's in danger again on The Vampire Diaries, Cassie has daddy issues on The Secret Circle, Malory needs help with a scandal on Archer, a mental patient is linked to murders on Fringe, Merlin's secret identity is threatened on Merlin, Syfy gets frosty with the flick 2012: Ice Age, David makes a decision on Once Upon a Time, and it seems like most everyone is in danger on The Walking Dead.

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

Monday, Feb. 13

Alcatraz (Fox) 9 p.m. - "Paxton Petty"

The team hunts one of the 63s who has planted bombs throughout San Francisco.

Here's a preview:

Being Human (Syfy) 9 p.m. - "Addicted to Love"

Aidan and Suren attempt to get the Boston vamps under control, and Josh tries to find a cure for being a werewolf. Meanwhile, Sally's possession addiction becomes a problem.

Here's a promo:

Lost Girl (Syfy) 10 p.m. - "Dead Lucky"

Bo gets tangled up in a case involving a Dark Fae bookie who wants her to help him figure out how he was scammed by a human.

Here a sneak peek:

Tuesday, Feb. 14 - Happy Valentine's Day

The River (ABC) 9 p.m. - "Los Ciegos"

When spores from a tree blind the crew of the Magus, it's up to A.J. to face his demons so he can figure out a cure. Meanwhile, the crew is shadowed by the Morcego tribe.

Here's a look at the season ahead:

Wednesday, Feb. 15

Ghost Hunters (Syfy) 9 p.m. - "City Hell"

Midseason finale! A team member makes a shocking announcement in this "can't miss" episode. Then TAPS is off to Rhode Island to investigate the Providence City Hall, and then the group heads to Farmington, N.Y., to probe a historic house.

Here's a promo:

Face Off (Syfy) 10 p.m. - "Triple Threat"

The contestants get one of their toughest challenges yet ... applying old-age makeup to triplets.

Here's a preview:

Prophets of Science Fiction (Science) 10 p.m. - "Isaac Asimov"

The Science Channel is running a Prophets of Science Fiction marathon, which begins at 7 p.m. with Philip K. Dick, then Arthur C. Clarke at 8 p.m. and H.G. Wells at 9 p.m. Then there's a new episode at 10 that takes a look at Isaac Asimov.

Here's a look at the series:

Thursday, Feb. 16

The Vampire Diaries (The CW) 8 p.m. - "All My Children"

Elena is shocked to learn who Damon slept with. Elsewhere, Bonnie and Abby try to make nice with the spirits of nature, while Elijah threatens Elena's life if Stefan and Damon don't help him. Anybody want to guess what he's not happy about?

Here's a promo:

The Secret Circle (The CW) 9 p.m. - "Return"

Cassie's dad pops up, but he appears more interested in the medallion than in having a father-daughter reunion. Meanwhile, Faye and Diana worry about Melissa's interest in Callum, and a band of witch hunters make a move on Cassie. Joe Lando (Dr. Quinn, Medicine Woman) guest-stars as John Blackwell.

Here's a preview and a sneak peek:

Archer (FX) 10 p.m. - "Lo Scandalo"

When the Italian prime minister is assassinated, Malory ends up in a compromising situation and asks the Archer and the gang for help.

Here's a promo:

Other Thursday shows of interest:

On CBS's The Big Bang Theory (8 p.m.), Sheldon and Kripke battle it out in sports competitions to see who is going to get a coveted corner office at the university in "The Rothman Disintegration." And on the channel's Person of Interest (9 p.m.), Reese infiltrates a smuggling ring in "Blue Code."

Friday, Feb. 17

Fringe (Fox) 9 p.m. - "A Better Human Being"

The Fringe team investigates a series of murders that seem linked to a mental patient.

Here's a preview:

Supernatural (The CW) 9 p.m. - "Repo Man"

A demon Sam and Dean thought they took care of four years earlier returns to kill again, so the brothers visit his former host to see if he can help them track the demon down.

Here's a promo:

Merlin (Syfy) 10 p.m. - "The Secret Sharer"

Morgana and the wizard Alator go after Gaius to find out the identity of Emerus, threatening Merlin's secret.

Here's a preview:

Other Friday shows of interest:

On CBS's A Gifted Man (9 p.m.), two apparently unconnected girls end up with the same unusual symptoms "In Case of Co-dependents." On The CW's Nikita (8 p.m.), Carla recalls her past, which leads Nikita to some surprising realizations in "Origins." On the Cartoon Network there's two new episodes of Generator Rex (8 and 8:30 p.m.). On the History Channel's Ancient Aliens (9 p.m.), it's a look at "The Mayan Conspiracy." On Starz' Spartacus: Vengeance (10 p.m.), Spartacus tries to get the survivors to safety through the woods in "Empty Hands." And on G4's Blade (11 p.m.), there's a new episode called "Bad Blood."

Saturday, Feb. 18

The Fades (BBC America) 9 p.m. - "Episode 6"

Season-one finale! It's an apocalyptic finale as the Angelics and the Fades go to war. But the big question is, will there be another season?

Here's a look:

2012: Ice Age (Syfy) 9 p.m.

In this disaster flick, when an enormous glacier breaks off and heads toward North America threatening a new ice age, a family tries to get to safety. Patrick Labyorteaux stars.

Here's a preview:

Sunday, Feb. 19

Once Upon a Time (ABC) 8 p.m. - "What Happened to Frederick"

David makes a decision regarding his marriage that affects both Kathryn and Mary Margaret. Elsewhere, in the fairy-tale world, Prince Charming postpones his search for Snow White to assist Abigail in finding something.

The Walking Dead (AMC) 9 p.m. - "Triggerfinger"

"We all know that this is not going to end well." Ya think? Rick's prophetic words certainly ring true, especially for this episode, which has Rick, Glenn and Hershel fighting for their lives against living and dead foes, and Lori fighting for her life after a car accident.

Here's a promo and a sneak peek:

Other Sunday shows of interest:

On Animal Planet's Finding Bigfoot (10 p.m.), the team is off to Kentucky to probe reports of activity in the Daniel Boone National Forest in "Moonshine and Bigfoot."

What are you going to watch?