Eccentric genius Walter O’Brien and his team of brilliant misfits comprise the last line of defense against complex, high-tech threats of the modern age. As Homeland Security’s new think tank, O’Brien’s “Scorpion” team includes Toby Curtis, an expert behaviorist who can read anyone; Happy Quinn, a mechanical prodigy; and Sylvester Dodd, a statistics guru.
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see all options Availability data: JustWatch
- Seasons
- 4
- Episodes aired
- 93
- Latest aired
- S04E22
- Total runtime
- 3d
Timeline when each season aired
- Season 1 September 2014 – April 2015 22 episodes
- Season 2 September 2015 – April 2016 24 episodes
- Season 3 October 2016 – May 2017 25 episodes
- Season 4 September 2017 – April 2018 22 episodes
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S04E01 Extinction
September 25 · 60min find the promo
Show synopsis
Team Scorpion must work with their old nemesis Mark Collins in order to prevent the extinction of mankind. Also, Walter and Paige awkwardly navigate their new relationship.
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S04E02 More Extinction
October 2 · 59min find the promo
Show synopsis
Team Scorpion continues to work with their nemesis, Mark Collins, in order to prevent an extinction event that could end humanity. Also, Cabe’s last-minute decision while on the case leads to the possible end of his career.
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S04E03 Grow a Deer, A Female Deer
October 9 · 60min find the promo
Show synopsis
When poachers almost kill a pregnant endangered deer, Team Scorpion recreates the animal’s womb to try to save it and its baby’s life. Also, Happy and Toby discuss the future of their family.
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S04E04 Nuke Kids on the Block
October 16 · 38min find the promo
Show synopsis
While decommissioning an old nuclear missile, a simple accident causes Team Scorpion to endure exposure to toxic vapor while trying to prevent the nuke from detonating. Also, Paige confronts Happy about constantly tagging along with her and Walter.
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S04E05 Sci Hard
October 23 · 60min find the promo
Show synopsis
While attending a tech convention, Team Scorpion is taken hostage by a group attempting a virtual heist.
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S04E06 Queen Scary
October 30 · 38min find the promo
Show synopsis
At Halloween, Team Scorpion takes on a case to prove the existence of ghosts on the Queen Mary but find an all-too-real disaster when they locate a “ghost ship” on a deadly collision course. Also, Walter considers taking note of Paige’s interests to benefit their relationship.
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S04E07 Go with the Flo(rence)
November 6 · 39min find the promo
Show synopsis
While tracking a device that can prevent a nuclear meltdown through the Los Angeles sewers, Walter learns the nuances of listening and not offering advice to Paige. Also, Team Scorpion meets Florence, their new neighbor at the garage, after she sends a mix of smelly chemicals through their shared ventilation as a warning to keep the noise down.
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S04E08 Faire Is Foul
November 13 · 39min find the promo
Show synopsis
For Sylvester’s birthday, Team Scorpion visits a renaissance festival, but the revelry is cut short when a group tries to rob a nearby police evidence locker. Also, Paige grows weary of Walter’s play-by-play of all the historical inaccuracies at the festival
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S04E09 It's Raining Men (Of War)
November 20 · 41min find the promo
Show synopsis
On Thanksgiving, Team Scorpion's new neighbor, Florence, joins them at sea on a mission to destroy a floating island of trash, but her flawed contribution leaves her, Walter and Happy stranded on the quickly dissolving island. Also, Toby works with Cabe to uncover the details of his father's death that he has suppressed since he was a boy.
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S04E10 Crime Every Mountain
November 27 · 41min find the promo
Show synopsis
As Cabe’s trial looms over Team Scorpion, a simple case goes sideways when they help a father and his daughter whose plane crashes nearby. Also, Paige helps Walter navigate his feelings about Cabe’s possible future in prison.
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S04E11 Who Let the Dog Out ('Cause Now It's Stuck in a Cistern)
December 11 · 41min find the promo
Show synopsis
As Team Scorpion anxiously awaits the verdict of Cabe’s trial which could send him to prison, they focus their nervous energy on trying to save a dog stuck in a cistern.
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S04E12 A Christmas Car-Roll
December 18 · 38min find the promo
Show synopsis
On Christmas Eve, when Walter chooses work over spending quality time with his friends, he falls down the stairs and hits his head, and as he lays unconscious, he enters a dream world where Team Scorpion never existed.
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S04E13 The Bunker Games
January 15 · 60min find the promo
Show synopsis
Team Scorpion must work with Toby’s nemesis, Quincy Berkstead, and his wife, Amy, Toby’s ex-fiancée, when they are locked inside an artificially intelligent doomsday bunker that aims to kill them. Also, Walter is distracted by his recent dream where he is married to Florence, not Paige.
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S04E14 Lighthouse of the Rising Sun
January 22 · 39min find the promo
Show synopsis
A solar storm knocks out power in Los Angeles, and Team Scorpion must help a teen pilot and his girlfriend who are lost over the Pacific without navigation or radio contact. Also, during the crisis, Walter must look after a group of Ralph’s classmates, and Cabe tries to tell Allie finally that he loves her.
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S04E15 Wave Goodbye
January 29 · 39min find the promo
Show synopsis
Team Scorpion must prevent an incoming tsunami from hitting a vulnerable nuclear power facility, and Toby secretly helps his ex-fiancée retrieve her stolen identity.
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S04E16 Nerd, Wind and Fire
February 5 · 39min find the promo
Show synopsis
On Valentine's Day, Team Scorpion must set aside their romantic plans to help a doctor and pilot trapped inside a helicopter that crashed atop a skyscraper. Also, Toby and Happy wait for news on their fertility results, and Sylvester realizes that he may have feelings for Florence.
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S04E17 Dumbster Fire
February 26 · 39min find the promo
Show synopsis
The geniuses of Team Scorpion turn into knuckleheads and Paige must simplify the science for them, when their mental faculties are impaired during a job to prevent the creation of a black hole. Also, Florence and Sylvester grow closer when she helps him with a special project.
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S04E18 Dork Day Afternoon
March 5 · 39min find the promo
Show synopsis
Team Scorpion inadvertently crashes a bank robbery in progress and is taken hostage. Also, Sylvester’s feelings for Florence grow.
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S04E19 Gator Done
March 19 · 39min find the promo
Show synopsis
Team Scorpion heads to the bayou to track down a cagey alligator in order to stop a deadly mosquito-borne virus, and Paige teaches Walter the concept of the “white lie.” Also, Walter hits Cabe with a tranquilizer gun and Toby must save his life, and Sylvester and Ralph help Patty when the mean girls at her school force her to get a dreaded tardy slip.
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S04E20 Foul Balls
March 26 · 40min find the promo
Show synopsis
Team Scorpion must use their high IQs to win a softball game when the homeland director challenges, with all of their future government contracts on the line. Also, Walter’s secret night out with Florence puts Toby and Happy on edge.
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S04E21 Kenny and the Jet
April 9 · 37min find the promo
Show synopsis
Paige’s maternal side goes into high gear when Team Scorpion must save an unconscious, hypothermic boy stuck in the wheel well of their airborne airplane. Also, Walter’s white lie to Paige starts to take a toll on him, and Paige realizes something’s up.
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S04E22 A Lie in the Sand
April 16 · 40min find the promo
Show synopsis
Team Scorpion heads to Northeast Africa where they must carefully navigate a minefield in order to save the lives of local villagers. Also, Paige and Walter’s relationship takes a shocking turn, and Toby and Happy make an important decision.