S02E24: Toby or Not Toby
Team Scorpion must outthink their unstable ex-Scorpion member, Mark Collins, after he kidnaps Toby and threatens to kill him unless his cunning demands are met.
Previous Episode 
Season 1
Pilot
S1E1 / 22 Sep 2014
Single Point of Failure
S1E2 / 29 Sep 2014
A Cyclone
S1E3 / 06 Oct 2014
Shorthanded
S1E4 / 13 Oct 2014
Plutonium Is Forever
S1E5 / 20 Oct 2014
True Colors
S1E6 / 27 Oct 2014
Father's Day
S1E7 / 03 Nov 2014
Risky Business
S1E8 / 10 Nov 2014
Rogue Element
S1E9 / 17 Nov 2014
Talismans
S1E10 / 24 Nov 2014
Revenge
S1E11 / 08 Dec 2014
Dominoes
S1E12 / 15 Dec 2014
Kill Screen
S1E13 / 05 Jan 2015
Charades
S1E14 / 18 Jan 2015
Forget Me Nots
S1E15 / 19 Jan 2015
Love Boat
S1E16 / 09 Feb 2015
Going South
S1E17 / 23 Feb 2015
Once Bitten, Twice Die
S1E18 / 09 Mar 2015
Young Hearts Spark Fire
S1E19 / 23 Mar 2015
Crossroads
S1E20 / 30 Mar 2015
Cliffhanger
S1E21 / 13 Apr 2015
Postcards from the Edge
S1E22 / 20 Apr 2015
Season 2
Satellite of Love
S2E1 / 21 Sep 2015
Cuba Libre
S2E2 / 28 Sep 2015
Fish Filet
S2E3 / 05 Oct 2015
Robots
S2E4 / 12 Oct 2015
Super Fun Guys
S2E5 / 19 Oct 2015
Tech, Drugs, and Rock 'n Roll
S2E6 / 26 Oct 2015
Crazy Train
S2E7 / 02 Nov 2015
Area 51
S2E8 / 09 Nov 2015
US vs. UN vs. UK
S2E9 / 16 Nov 2015
Arrivals and Departures
S2E10 / 23 Nov 2015
The Old College Try
S2E11 / 07 Dec 2015
Dam Breakthrough
S2E12 / 14 Dec 2015
White Out
S2E13 / 04 Jan 2016
Sun of a Gun
S2E14 / 18 Jan 2016
Da Bomb
S2E15 / 25 Jan 2016
Fractured
S2E16 / 08 Feb 2016
Adaptation
S2E17 / 22 Feb 2016
The Fast & the Nerdiest
S2E18 / 29 Feb 2016
Ticker
S2E19 / 14 Mar 2016
Djibouti Call
S2E20 / 21 Mar 2016
Twist and Shout
S2E21 / 28 Mar 2016
Hard Knox
S2E22 / 11 Apr 2016
Chernobyl Intentions
S2E23 / 18 Apr 2016
Toby or Not Toby
S2E24 / 25 Apr 2016
Season 3
Civil War
S3E1 / 03 Oct 2016
More Civil War
S3E2 / 03 Oct 2016
It Isn’t the Fall That Kills You
S3E3 / 10 Oct 2016
Little Boy Lost
S3E4 / 17 Oct 2016
Plight at the Museum
S3E5 / 24 Oct 2016
Bat Poop Crazy
S3E6 / 31 Oct 2016
We’re Gonna Need a Bigger Vote
S3E7 / 07 Nov 2016
Sly and the Family Stone
S3E8 / 14 Nov 2016
Mother Load
S3E9 / 21 Nov 2016
This is the Pits
S3E10 / 12 Dec 2016
Wreck the Halls
S3E11 / 19 Dec 2016
Ice Ca-Cabes
S3E12 / 02 Jan 2017
Faux Money Maux Problems
S3E13 / 16 Jan 2017
The Hole Truth
S3E14 / 23 Jan 2017
Sharknerdo
S3E15 / 06 Feb 2017
Keep it in Check, Mate
S3E16 / 13 Feb 2017
Dirty Seeds, Done Dirt Cheap
S3E17 / 20 Feb 2017
Don't Burst My Bubble
S3E18 / 27 Feb 2017
Monkey See, Monkey Poo
S3E19 / 13 Mar 2017
Broken Wind
S3E20 / 20 Mar 2017
Rock Block
S3E21 / 10 Apr 2017
Strife on Mars
S3E22 / 17 Apr 2017
Something Burrowed, Something Blew
S3E23 / 01 May 2017
Maroon 8
S3E24 / 08 May 2017
Scorp Family Robinson
S3E25 / 15 May 2017
Season 4
Extinction
S4E1 / 25 Sep 2017
More Extinction
S4E2 / 02 Oct 2017
Grow a Deer, A Female Deer
S4E3 / 09 Oct 2017
Nuke Kids on the Block
S4E4 / 16 Oct 2017
Sci Hard
S4E5 / 23 Oct 2017
Queen Scary
S4E6 / 30 Oct 2017
Go with the Flo(rence)
S4E7 / 06 Nov 2017
Faire Is Foul
S4E8 / 13 Nov 2017
It's Raining Men (Of War)
S4E9 / 20 Nov 2017
Crime Every Mountain
S4E10 / 27 Nov 2017
Who Let the Dog Out ('Cause Now It's Stuck in a Cistern)
S4E11 / 11 Dec 2017
A Christmas Car-Roll
S4E12 / 18 Dec 2017
The Bunker Games
S4E13 / 15 Jan 2018
Lighthouse of the Rising Sun
S4E14 / 22 Jan 2018
Wave Goodbye
S4E15 / 29 Jan 2018
Nerd, Wind and Fire
S4E16 / 05 Feb 2018
Dumbster Fire
S4E17 / 26 Feb 2018
Dork Day Afternoon
S4E18 / 05 Mar 2018
Gator Done
S4E19 / 19 Mar 2018
Foul Balls
S4E20 / 26 Mar 2018
Kenny and the Jet
S4E21 / 09 Apr 2018
A Lie in the Sand
S4E22 / 16 Apr 2018
Elyes Gabel
Walter O'Brien
Katharine McPhee
Paige Dineen
Jadyn Wong
Happy Quinn
Eddie Kaye Thomas
Toby Curtis
Ari Stidham
Sylvester Dodd
Riley B. Smith
Ralph Dineen
