PlotNest
US

Episode guide

Scorpion: Season 4

Poster for Scorpion Season 4

22 episodes · first aired Sep 25, 2017

Eccentric genius Walter O'Brien and his team of brilliant misfits continue to be the last line of defense against the complex, high-tech threats of the modern age as they solve extreme, life-threatening cases, including a global extinction event, a nuclear missile launch on U.S. soil, and even the perils of geniuses trying to start a family.

Back to Scorpion: cast and where to watch

  1. 1 Extinction Sep 25, 2017 · 1h 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.
  2. 2 More Extinction Oct 2, 2017 · 59m 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…
  3. 3 Grow a Deer, A Female Deer Oct 9, 2017 · 1h 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…
  4. 4 Nuke Kids on the Block Oct 16, 2017 · 38m 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…
  5. 5 Sci Hard Oct 23, 2017 · 1h While attending a tech convention, Team Scorpion is taken hostage by a group attempting a virtual heist.
  6. 6 Queen Scary Oct 30, 2017 · 38m 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…
  7. 7 Go with the Flo(rence) Nov 6, 2017 · 39m 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…
  8. 8 Faire Is Foul Nov 13, 2017 · 39m 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…
  9. 9 It's Raining Men (Of War) Nov 20, 2017 · 41m 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…
  10. 10 Crime Every Mountain Nov 27, 2017 · 41m 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…
  11. 11 Who Let the Dog Out ('Cause Now It's Stuck in a Cistern) Dec 11, 2017 · 41m 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.
  12. 12 A Christmas Car-Roll Dec 18, 2017 · 38m 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…
  13. 13 The Bunker Games Jan 15, 2018 · 1h 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…
  14. 14 Lighthouse of the Rising Sun Jan 22, 2018 · 39m 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…
  15. 15 Wave Goodbye Jan 29, 2018 · 39m 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.
  16. 16 Nerd, Wind and Fire Feb 5, 2018 · 39m 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…
  17. 17 Dumbster Fire Feb 26, 2018 · 39m 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…
  18. 18 Dork Day Afternoon Mar 5, 2018 · 39m Team Scorpion inadvertently crashes a bank robbery in progress and is taken hostage. Also, Sylvester’s feelings for Florence grow.
  19. 19 Gator Done Mar 19, 2018 · 39m 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…
  20. 20 Foul Balls Mar 26, 2018 · 40m 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…
  21. 21 Kenny and the Jet Apr 9, 2018 · 37m 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…
  22. 22 A Lie in the Sand Apr 16, 2018 · 40m 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…