Scorpion: Season 4

2017 · 22 episodes · ★ 7.2

What Season 4 of Scorpion

Season four picks up with Team Scorpion, led by Walter O'Brien, as the last line of defense against technological threats that endanger humanity. The cases grow more extreme: the team faces a possible global extinction event and a nuclear missile launched on American soil. Walter starts a new relationship with Paige, which proves quite a challenge, while Happy and Toby face their plans to start a family. Cabe Gallo, meanwhile, risks his career after a bold decision, and the team must work alongside Mark Collins, Walter's former rival.

22episodes

Sep 25, 2017premiered

Apr 16, 2018Latest episode

16.1 hrtotal runtime

Season 4 Episodes

4x01 Extinction
Sep 25, 2017 · 60 min · ★ 7.3
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.
Directing: Sam Hill · Writing: Nick Santora, Nicholas Wootton · Starring: Joshua Leonard, John Hartman, Tom Massmann, Daniel Dratch
4x02 More Extinction
Oct 2, 2017 · 59 min · ★ 7.2
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.
Directed by: Sam Hill · Written by: Nick Santora, Nicholas Wootton · Starring: Kristof Konrad, Vic Bagratuni, Polina Boyd, Joshua Leonard
4x03 Grow a Deer, A Female Deer
Oct 9, 2017 · 60 min · ★ 7.4
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.
Directed by: Milan Cheylov · Written by: David Foster, Nick Santora · Starring: Joe Boccia Jr., Constance Ejuma, Nefe Iredia, Tarnue Massaquoi
4x04 Nuke Kids on the Block
Oct 16, 2017 · 38 min · ★ 7.4
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.
Directed by: Elodie Keene · Written by: Nicholas Wootton, Paul Grellong · Starring: Tyler Barnhardt, Delon de Metz, Scott Holmes, Bianca Lopez
4x05 Sci Hard
Oct 23, 2017 · 60 min · ★ 7.5
While attending a tech convention, Team Scorpion is taken hostage by a group attempting a virtual heist.
Directed by: Dwight H. Little · Written by: Nick Santora, Rob Pearlstein · Starring: Andy Buckley, Amir Talai, Paul Schackman, Rogelio T. Ramos
4x06 Queen Scary
Oct 30, 2017 · 38 min · ★ 6.8
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.
Directing: Omar Madha · Writing: Nicholas Wootton, Adam Higgs · Starring: Joshua Gomez, Phoebe Neidhardt, Juan Alfonso, Jason Sims-Prewitt
4x07 Go with the Flo(rence)
Nov 6, 2017 · 39 min · ★ 7.4
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.
Directed by: Sam Hill · Written by: Nick Santora, Kevin J. Hynes · Starring: Amy Louise Pemberton, Johnny Rey Diaz, Tina Majorino, Nikki Castillo
4x08 Faire Is Foul
Nov 13, 2017 · 39 min · ★ 7.2
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
Directing: Sanford Bookstaver · Writing: Scott Sullivan · Starring: Gita Reddy, Brandon Barash, Ansuya Nathan, Arnie Pantoja
4x09 It's Raining Men (Of War)
Nov 20, 2017 · 41 min · ★ 7.3
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.
Directing: Antonio Negret · Writing: Nicholas Wootton, Kim Rome · Starring: Owen Dee, Craig Branham, Alain Mesa, Reiko Aylesworth
4x10 Crime Every Mountain
Nov 27, 2017 · 41 min · ★ 6.9
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.
Directed by: Sam Hill · Written by: Nick Santora, Aadrita Mukerji · Starring: Dana Davis, Sonny Marinelli, Allie Gonino, Luis Carazo
4x11 Who Let the Dog Out ('Cause Now It's Stuck in a Cistern)
Dec 11, 2017 · 41 min · ★ 7.3
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.
Directed by: Omar Madha · Written by: David Foster, Nick Santora · Starring: Dana Davis, Edward Kerr, Don Stark, Katie Walder
4x12 A Christmas Car-Roll
Dec 18, 2017 · 38 min · ★ 7.2
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.
Directing: LeVar Burton · Writing: Nicholas Wootton, Paul Grellong · Starring: Andy Buckley, Tina Majorino, Kevin Weisman, Nikki Castillo
4x13 The Bunker Games
Jan 15, 2018 · 60 min · ★ 7.0
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.
Directed by: Milan Cheylov · Written by: Rob Pearlstein · Starring: Cullen Douglas, Jennifer Hale, Shantel VanSanten, Tina Majorino
4x14 Lighthouse of the Rising Sun
Jan 22, 2018 · 39 min · ★ 7.3
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.
Directing: Sam Hill · Writing: Adam Higgs · Starring: Haley Pullos, Reiko Aylesworth, Brett Pierce, Kellen Michael
4x15 Wave Goodbye
Jan 29, 2018 · 39 min · ★ 7.6
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.
Directed by: Jeff T. Thomas · Written by: Kevin J. Hynes · Starring: Frederik Pohl IV, Shantel VanSanten, Krizia Bajos, Wendy Worthington
4x16 Nerd, Wind and Fire
Feb 5, 2018 · 39 min · ★ 7.4
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.
Directed by: Bethany Rooney · Written by: Scott Sullivan · Starring: Peter Parros, Jennifer Say Gan, Tina Majorino, Nikki Castillo
4x17 Dumbster Fire
Feb 26, 2018 · 39 min · ★ 7.4
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.
Directing: Sanford Bookstaver · Writing: Aadrita Mukerji · Starring: Vik Sahay, Tina Majorino, Paige Stark, Jim Shipley
4x18 Dork Day Afternoon
Mar 5, 2018 · 39 min · ★ 7.2
Team Scorpion inadvertently crashes a bank robbery in progress and is taken hostage. Also, Sylvester’s feelings for Florence grow.
Directing: Steven A. Adelson · Writing: Paul Grellong · Starring: Tina Majorino, Dwight Hicks, Lincoln Hoppe, Mike Pfaff
4x19 Gator Done
Mar 19, 2018 · 39 min · ★ 7.1
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.
Directing: Omar Madha · Writing: Kim Rome · Starring: Tina Majorino, Reid Shapiro, Nikki Castillo, Austin Basis
4x20 Foul Balls
Mar 26, 2018 · 40 min · ★ 7.3
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.
Directed by: Nick Santora · Written by: Kim Rome · Starring: Tina Majorino, Penn Jillette, Nikki Castillo, Daniel Dratch
4x21 Kenny and the Jet
Apr 9, 2018 · 37 min · ★ 7.4
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.
Directed by: Jeff T. Thomas · Written by: Rob Pearlstein, Adam Higgs · Starring: Ethan Suess, Nikki Castillo, Sean Blakemore, Angela Lin
4x22 A Lie in the Sand Season Finale
Apr 16, 2018 · 40 min · ★ 6.1
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.
Directed by: Sam Hill · Written by: Paul Grellong, Scott Sullivan · Starring: Tina Majorino, Raven Scott, Koby Kumi-Diaka, Jimmy Akingbola