Season Two

Season Two is the second season of Scorpion. It premiered on September 21, 2015 and concluded April 25th, 2016.

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
 * Camille Guaty as Megan O'Brien-Dodd
 * Scott Porter as Tim Armstrong
 * Joshua Leonard as Mark Collins
 * Peri Gilpin as Katherine Cooper