Season Four

Season Four is the fourth and final season of Scorpion, and was confirmed on March 23, 2017. it premiered on September 25, 2017 and the series finale air on April 16, 2018

Main

 * Elyes Gabel as Walter O'Brien
 * Katharine McPhee as Paige Dineen
 * Robert Patrick as Cabe Gallo
 * Eddie Kaye Thomas as Toby Curtis
 * Jadyn Wong as Happy Quinn
 * Ari Stidham as Sylvester Dodd

Recurring

 * Riley B. Smith as Ralph Dineen
 * Nikki Castillo as Patty Logan
 * Tina Majorino as Florence Tipton

Trivia

 * On March 23, 2017, it was renewed by CBS for a fourth season.
 * The series was formally cancelled by CBS on May 12, 2018.

Episodes
Staffel 4