This Week's TV: A Time-Travel Romance Is This Summer's Must-Watch Show

Battlestar Galactica producer Ronald D. Moore returns to television this week with his adaptation of the hit Outlander novels—and you won't want to miss it. Plus, True Blood goes on a drug-fueled search for a dead character, Teen Wolf deals with a mysterious outbreak, and someone is targeting the Candy Kingdom elite on Adventure Time.

Tonight

Gravity Falls (9:30 PM, Disney XD)

After Friday's season premiere, Gravity Falls moves to Mondays.

Dipper's secret journal pages lead him and the gang to the author's hidden bunker where they find themselves face-to-face with a mysterious figure from Gravity Falls' lore.

Teen Wolf (10 PM, MTV)

Some schools have snow days. Beacon Hills High has epidemic days.

A mysterious outbreak takes over the high school.

Under the Dome (10 PM, CBS)

Sure, now we've got a dust storm. Why not?

When Barbie and Sam set out to investigate a mysterious tunnel, a cave-in severs their path back to Chester's Mill. Meanwhile, Julia and Big Jim face off in a struggle for power as a dust storm rages in the town.

Tuesday

The Wil Wheaton Project (10 PM, Syfy)

This week, Wil's talking about the reality LARPing show The Quest.

Wednesday

Extant (10 PM, CBS)

Really, Molly being pregnant and crazy aren't mutually exclusive at this point.

When the validity of Molly's pregnancy comes into question, John begins to doubt her mental state. Meanwhile, Ethan suffers a serious setback, and John and Julie clash over how to care for him. Josh Malina guest stars as Doctor Beck who treats Molly.

Thursday

Teen Titans Go! (6 PM, Cartoon Network)

The forest has far fewer pizza delivery spots.

When Beast Boy loses his ability to change into animals, he realizes that he's lost touch with his wild side. He goes to the forest to reconnect with his inner beast, but Mother Nature isn't as great as he had hoped.

Adventure Time (7 PM, Cartoon Network)

A shadowy figure named Peace Master targets the Candy Kingdom elite.

Defiance (8 PM, Syfy)

Amanda intervenes when Nolan tries to deal with a terrorist in Defiance.

The Quest (8 PM, ABC)

ABC's latest reality show plunges contestants into a world of medieval fantasy:

With the first Paladin banished from Everealm during the premiere episode, ABC's "The Quest" continues with "Tournament for the Queen." News comes from the battlefield that Verlox (Douglas Tait) and his dark army inch ever closer to Saenctum's walls. The Paladins are called on to display their field skills under Queen Ralia's (Susanne Gschwendtner) scrutiny. On horseback, the Paladins must go through a number of tasks to prepare them for battle. Who will crack under the pressure and be sent to the Fates? Who will be the next to be banished from Everealm?

Dominion (9 PM, Syfy)

On the season finale, the final stand between Alex and Gabriel changes everything.

MythBusters (9 PM & 10 PM, Discovery)

This week, in two episodes, the crew tackles sexual attraction myths:

The MythBusters use sexy science to tackle five captivating clichés about the laws of attraction, including whether men really do prefer blondes, if pheromone sprays really work, if bigger boobs equal bigger tips, and whether a man's wealth really woos women.

And traffic myths:

The MythBusters tackle some congestion questions: whether a roundabout (or rotary) is better than a 4-way stop sign, whether it's faster to drive than fly when your trip is under 400 miles, and whether it's better to change lanes or stay put in heavy traffic.

Friday

Legend of Korra (Streaming, Nick.com)

As of last week, The Legend of Korra is online-only. Friday, look out for the new episode, "Long Live the Queen." Fortunately, Asami has some decent prison-busting skills.

Saturday

Outlander (9 PM, Starz)

We're already swooning over Ronald D. Moore's TV adaptation of Diana Gabaldon's hit time-traveling romance series. Looking for something lusty and beautiful shot? Don't miss this week's pilot episode.

The "Outlander" series spans the genres of romance, science fiction, history, and adventure in one epic tale. It follows Claire Randall as she navigates the hidden dangers of 18th century Scotland, an unknown world where her freedom and very life are at risk. When she is forced to marry Jamie Fraser, a chivalrous and romantic young Scottish warrior, a passionate affair is ignited that tears Claire's heart between two vastly different men in two irreconcilable lives.

Sunday

Space Dandy (12:30 AM, Adult Swim)

This week's episode is "Gallant Space Gentleman, Baby."

The Last Ship (9 PM, TNT)

Save your captain or save the world? Uh, save the world, please.

With Chandler and Tex caught in a dangerous situation, Slattery has to step into the role as commanding officer. Torn between a mission with the fate of the world at stake and a Captain (and friend) in danger, Slattery has to find a way to get his people back without losing the most important asset: the vaccine prototype.

True Blood (9 PM, HBO)

Violet, you scary.

With his prey in sight, Eric reconsiders his end-game strategies against Sarah. Sookie puts her life at risk in hopes of saving Bill. Lettie Mae (Adina Porter) and Lafayette (Nelsan Ellis) urge Reverend Daniels (Gregg Daniel) to join them in their V-fueled search for Tara (Rutina Wesley). Violet (Karolina Wydra) eyes payback against those who betrayed her, while an old love is reborn for others.

Witches of East End (9 PM, Lifetime)

Freya relives one of her past lives with Killian. Dash does a spell at work without realizing the consequences. Joanna seeks the help of an old friend, Alex. Wendy and Freddie work together to try and stop the Mandragora while Ingrid's bond with it grows stronger.

Falling Skies (10 PM, TNT)

The 2nd Mass picks up the pieces after a devastating alien attack leaves Maggie fighting for her life...and Hal fighting for Maggie. Meanwhile, Tom and Dingaan (guest star Treva Etienne) are cut off from the rest of the group, buried under tons of rubble, where they must rely on an Enemy Ship to rescue them. Mira Sorvino guest-stars.

The Leftovers (10 PM, HBO)

Looks like we'll find out why the old police chief got himself locked up.

After learning his father has escaped the psychiatric hospital, Kevin (Justin Theroux) orders an APB to track him down. Jill (Margaret Qualley) attempts to break an endurance record. Holed up in Indiana, a disillusioned Tom (Chris Zylka) makes an unsettling discovery.

The Lottery (10 PM, Lifetime)

Vanessa has second thoughts about the lottery, and consults Darius and the president about shifting control of it back to the government. Later, Vanessa and Darius discover the culprit behind the diplomat's kidnapping and death; and Kyle is quarantined.

Manhattan (10 PM, WGN)

Looks like this week's paranoia comes with a side of polygraph:

The loss of one of their own leaves the community reeling; and new security measures interfere with the work being performed by the scientists.

Masters of Sex (10 PM, Showtime)

The study costs Masters his ob/gyn practice. Johnson struggles with DePaul.

The Strain (10 PM, FX)

There may be something worse than urban legend alligators lurking beneath the city:

With Nora gone, Eph reluctantly joins Setrakian's quest in hopes of gathering enough evidence to warrant a citywide quarantine. Fet encounters the unexpected inside the subway tunnels, and a medical emergency threatens Palmer's master plan.

Robot Chicken (11:30 PM, Adult Swim)

This week's episode is "The Hobbit: There and Bennigan's."