When one show ends, another begins. This week brings the twisty season finale of NBC's adventure drama Timeless, along with the long-awaited premiere of A&E's Psycho prequel Bates Motel. Over on The CW, we have the start of the ambitious Gorilla Grodd two-parter on The Flash, plus new Supergirl (with Mr. Mxyzptlk!), Legends of Tomorrow and Arrow. Oh, and a whole lot more. Check out our breakdown below and set your DVR accordingly. Bates Motel (A&E), Monday 10PM - "Dark Paradise" In the Season 5 premiere, a troubling discovery surfaces and Dylan and Emma get a surprise guest. Timeless (NBC), Monday 10PM - "The Red Scare" A life is on the line as the team chases Flynn to Washington, D.C. during the Red Scare of the 1950s in the Season 1 finale. Also: The trio attempt to take down Rittenhouse once and for all; and Lucy wagers the ultimate sacrifice to save history. The Flash (The CW), Tuesday 8PM - "Attack on Gorilla City" Barry and his team travel to Earth-2 to rescue Harry from Gorilla City but are captured and brought to Grodd, who tells them he needs their help to stop Solovar, the leader of Gorilla City, from invading Earth-1.
Meanwhile, back on Earth-1, Jesse and Kid Flash hit the streets to stop a metahuman who can control gravity. The Expanse (Syfy), Wednesday 10PM - "Home" The Rocinante chases an asteroid as it hurtles towards Earth. Shadowhunters (Freeform), Monday 8PM On her 18th birthday, a woman discovers that she's an angel-human hybrid who hunts demons. Based on the book series "The Mortal Instruments." Supergirl (The CW), Monday 8PM - "Mr. & Mrs. Mxyzptlk" A magical imp named Mr. Mxyzptlk shows up on Earth and declares his love for Kara, who tries to let him down easy. However, he won't take no for an answer and starts to wreak havoc on National City. As Mon-El and Kara argue over how to get rid of Mr. Mxyzptlk, Alex and Maggie celebrate their first Valentine's Day together. Beyond (Freeform), Monday 9PM A man wakes up after 12 years in a coma and discovers he's gained supernatural abilities that force him to be involved in a dangerous conspiracy. See our Highlights section for more.
Humans (AMC), Monday 10PM - "Episode 2" Laura decides whether to help Niska; Karen and Pete learn about a synth sold on the black market; Leo faces a new mission; and Mia takes a risk for Ed. Scorpion (CBS), Monday 10PM - "Dirty Seeds, Done Dirt Cheap" The team must save Happy, Sylvester and Cabe from their own fear-based hallucinations after a mission to protect a vital seed bank goes awry. See more in our Highlights section. See more in our Highlights section above. DC's Legends of Tomorrow (The CW), Tuesday 9PM - "Camelot/3000" The Legends travel to King Arthur's Camelot and join forces with the Knights of the Round Table to protect a shard of the Spear of Destiny from the now-evil Rip Hunter. Face Off (Syfy), Tuesday 9PM - "Troubling Transformations" The competition takes a monstrous turn as the All-Star teams must create two Jekyll and Hyde-inspired makeups in this elimination challenge for film director and guest judge John Landis.
Bones (Fox), Tuesday 9PM - "The Final Chapter: The Grief and the Girl" Grief over a recent loss creates a rift between Booth and Brennan, who is also surprised by a visit from an ex-boyfriend. Marvel's Agents of S.H.I.E.L.D. (ABC), Tuesday 10PM - "Self Control" LMDs infiltrate S.H.I.E.L.D. and cause paranoia in the team as they battle trust issues. Arrow (The CW), Wednesday 8PM - "The Sin-Eater" China White, Cupid and Liza Warner break out of Iron Heights and head to Star City for revenge. Oliver tries to bring in the newly formed girl gang but the ACU intervenes mid-fight. To his surprise, they are there to arrest the Green Arrow for the murder of Det. Malone. Meanwhile, Lance feels responsible for the prison break after Warner tells him she heard about him working with Damien Darhk. Blindspot (NBC), Wednesday 8PM - "Draw O Caesar, Erase a Coward" Multiple leads must be chased to catch a lethal courier, so the team split up into unexpected pairings: Weller and Roman;
and Patterson and Reade. The 100 (The CW), Wednesday 9PM - "A Lie Guarded" Doubts of leadership and trust in Arkadia and Polis devolve into violence. Elsewhere, Abby leads a team on a search for answers in a distant locale. The Magicians (Syfy), Wednesday 9PM - "Cheat Day" Quentin adjusts to his new life; Penny seeks help from an unexpected source; Eliot and Margo contend with the dangers of ruling; Julia and Kady discover another consequence of Reynard's attack. Legion (FX), Wednesday 10PM - "Chapter 3" A threat looms as David searches for answers. Supernatural (The CW), Thursday 8PM - "Family Feud" Sam and Dean investigate a murder at a museum and learn a ghost from a merchant ship that sank in 1723 may be at the heart of the mystery. They also realize the ship is the same one that Crowley's son Gavin should have been aboard, so they enlist help from Rowena to track Gavin down. Meanwhile, Kelly Kline, still pregnant with Lucifer's child, takes refuge with a demon after an angel tries to kill her.
The Big Bang Theory (CBS), Thursday 8PM - "The Comic-Con Conundrum" The gang has to decide who is going to Comic-Con. Powerless (NBC), Thursday, 8:30PM - "Emily Dates a Henchman" After being urged by her team, Emily sets her sights on the dating world but unknowingly falls for one of the Riddler's henchmen. Meanwhile, Teddy and Ron find a Batman artifact and discover Van's superhero fantasy. Riverdale (The CW), Thursday 9PM - "Chapter Five: Heart of Darkness" The Blossom family prepares for Jason's funeral but do so with a secret agenda in mind; Archie sacks football after an opportunity to work with a new music mentor arises; Betty intensifies her investigation into Jason's death and uncovers unsettling revelations about her family. Meanwhile, Veronica forms an unlikely friendship with Cheryl; and Hermoine seeks help from Fred after receiving a cryptic message from the Southside Serpents. Colony (USA), Thursday 10PM - "Free Radicals" Bram joins his friends on a risky sabotage mission;
Will L3 comes face-to-face with the new Resistance; and Katie uncovers a dark truth about the bloc. Grimm (NBC), Friday 8PM - "The Son Also Rises" Deadly attacks on scientists lead Nick, Hank and Wu on an investigation unlike any they have had before. Meanwhile, as the research continues into the origins of the cloth, Monroe and Rosalee learn that Eve is feeling the after effects of the death grip. Elsewhere, Capt. Renard reaches out to an old friend to get answers to the origins of the symbols drawn by Diana. MacGyver (CBS), Friday 8PM - "Ruler" The team are disavowed following a terrorist attack on Bozer's first overseas mission, forcing the team to avoid authorities using a ruler and coconut oil. The Vampire Diaries (The CW), Friday 8PM - "It's Been a Hell of a Ride" Damon and Stefan join forces against Cade in order to save Elena's casket. Meanwhile, Caroline and Alaric deal with their daughters' burgeoning magical powers. Emerald City (NBC), Friday 9PM - "The Villain That's Become"
An intense negotiation gets underway when the Wizard arrives at the Kingdom of Ev. Meanwhile, Dorothy and Lucas find themselves on opposite sides; Jack's decision may have deadly consequences; and Tip and West solidify their bond. Sleepy Hollow (Fox), Friday 9PM - "Sick Burn" A supernatural infection from a viral video coincides with an Internet sensation's arrival. Meanwhile, Molly is scared by a vision that may signal a grim future. Star Wars Rebels (Disney XD), Saturday 8:30PM - "Through Imperial Eyes" The Rebels fear the identity of a Rebel spy will soon be discovered by the Empire, so they launch a plan to rescue him before he is caught. The Walking Dead (AMC), Sunday 9PM - "Hostiles and Calamities" An Alexandrian must navigate the mysterious world within the Saviors' compound. Black Sails (Starz), Sunday 9PM - "XXXIII" The Royal Navy retreats to England and the West Indies turn into a war zone while the shores of New Providence Island run red with blood.