Before we settle in to watch the Superbowl (or the Puppy Bowl), we've got a whole week of TV to enjoy. Felicia Day's Charlie is back on Supernatural, and my has she changed. Someone on Sleepy Hollow has a demonic parent figure to deal with and the Mythbusters recreate a level of Doom in real life.

Tonight

Gotham (8 PM, Fox)

When a key witness turns up dead in police custody, Gordon naturally suspects an inside job. And Fish Mooney gets a taste of her own medicine when Cobblepot takes control of one of her prized possessions.

The Originals (8 PM, The CW)

The brother-against-brother battle heats up. Or cools down. Or whatever happens with vampires and their ilk.

Armed with more power than ever, Vincent (guest star Yusuf Gatewood) creates an elaborate spell that allows him to take the upper hand and trap his brothers Klaus (Joseph Morgan) and Elijah (Daniel Gillies). Realizing that Kaleb (guest star Daniel Sharman) is also in trouble, Davina (Danielle Campbell) has no choice but to team up with the Originals to help. After the deadly events in the previous episode, Marcel (Charles Michael Davis) must try to calm his volatile pack of suffering vampires, while remembering his days as a solider during World War I when his leadership skills were equally brought to the test. Finally, Hayley (Phoebe Tonkin) finds herself conflicted when she learns that she and Jackson (guest star Nathan Parsons) must participate in extreme and unconventional rituals prior to their wedding, which will put them both in a dangerous position.

Sleepy Hollow (9 PM, Fox)

Nick Hawley faces off against his evil childhood caretaker with Ichabod, Abbie, and Jenny's help, and Irving deals with his new, uh, circumstances.

Tuesday

The Flash (8 PM, The CW)

Hartley Rathaway returns to get revenge on his mentor Dr. Wells for the particle accelerator explosion. Now he can manipulate sound waves. Goodie. Iris is excited about her new gig at Central City Picture News, but she's paired with a hardboiled reporter who wants nothing to do with her.

Face Off (9 PM, Syfy)

This week, the contestants must create their own genetically engineered predators inspired by the Hunger Games. Josh Hutcherson gets to decide how terrifying they are.

Agent Carter (9 PM, ABC)

The fugitive Howard Stark suddenly returns, putting Peggy at even greater risk than she usually is.

Supernatural (9 PM, The CW)

Felicia Day's Charlie is back from Oz, and she's caught on camera beating up a district attorney. Is she demon hunting, or is something more sinister going on?

Wednesday

Arrow (8 PM, The CW)

Arsenal and Diggle try to convince Laurel that she'll get herself killed if she steps into her sister's fishnet stockings. But they'll need everyone to pitch in when Brick kidnaps the city alderman and orders the police to evacuate the Glades.

The 100 (9 PM, The CW)

While some members of our new alliance scheme to break into Mount Weather, Clarke and Lexa encounter a new enemy.

Thursday

Cartoons (5 PM, Cartoon Network)

On The Amazing World of Gumball (5 PM), Gumball is so frustrated with Alan's good-natured attitude that he decides to make Alan's life miserable, but then wonders if he can be more like Alan. Uncle Grandpa (5:30 PM) gives a kid a haircut that is too cool for school. It's Crazy Day on Teen Titans Go! (6 PM) and Raven must do her best to avoid being driven crazy by the other Titans. Steven learns that Garnet can see into the future on Steven Universe (6:30 PM) and becomes curious about the possible dangers that lurk around him. On Adventure Time (7 PM), Tree Trunks and Mr. Pig's child, Sweet P, runs into trouble on his first day of school. And on Regular Show (7:30 PM), Muscle Man and Starla want to win a game show to pay for their wedding.

The Vampire Diaries (8 PM, The CW)

When Liv (guest star Penelope Mitchell) and Luke's (guest star Chris Brochu) father arrives to town to celebrate their birthday, they try and convince him to let Jo (guest star Jodi Lyn O'Keefe) and Kai (guest star Chris Wood) take their place in the merge ceremony. After Tyler (Michael Trevino) finds out that the merge is happening sooner than he expected, he urges Liv to let him talk to her father. Meanwhile, after Caroline's (Candice Accola) plan to cure her mother takes an unexpected and devastating turn, Elena (Nina Dobrev), Stefan (Paul Wesley) and Damon (Ian Somerhalder) gather at the hospital, while Jo attempts to save Sheriff Forbes' (guest star Marguerite MacIntyre) life. Lastly, with the merge set to take place, Damon's risky plan quickly sends things spiraling out of control, forcing one of the twins to take matters into their own hands.

Archer (10 PM, FX)

Pam takes Archer to her sister's wedding but gets side-tracked with technical difficulties. Stupid Barry.

Friday

Constantine (8 PM, NBC)

A group of university students find a way to an alternate dimension, only to find themselves face-to-face with a maniacal killer. You know, there are less dangerous ways to secure grant money than messing with the occult.

12 Monkeys (9 PM, Syfy)

Cole is headed back in time again, but this time, he's warned that bumping into Cassie could be catastrophic.

Grimm (9 PM, NBC)

Nick and Hank have to deal with a shocking homicide at a famously haunted abandoned house where all the survivors claim a ghost committed the murder. Hope they got some good photos out of the bargain.

Helix (10 PM, Syfy)

Jordan and Peter discover what's living in the woods when they leave the abbey to collect specimens, while Sister Amy plots to make the CDC team leave for good.

Saturday

Mythbusters (9 PM, Discovery)

The team explores the physics of video games — and even recreates a level of Doom.

Sunday

It's Superbowl Sunday, which means you'll want to keep your eyes peeled for the year's big blowout commercials (and the potentially under inflated balls). Of course, you can always just tune into Animal Planet, where the Puppy Bowl starts at 3 PM. Go Paw-triots!