Main •
Victoria Justice as Lindy Sampson, a 21-year-old hacker, who dropped out of MIT after her sister was kidnapped, and is set on finding the Flirtual killer •
Casey Deidrick as Tommy Calligan, an officer at the NYPD •
Harvey Guillén as George Reyes, Lindy's coworker, close friend, and confidant •
Kiersey Clemons as Sophia, Lindy's roommate and best friend • John Garet Stoker as Connor, Sophia's best friend and Lindy's frenemy
Recurring • Ryan Cooper as Jake Bolin, one of Lindy's love interests •
Melanie Nicholls-King as Sgt. Catherine Shaw, the head of the Cyber Crimes Unit of the NYPD •
Eric Sheffer Stevens as Hamish Stone • Marcus Callender as Detective Yeager, Detective Calligan's partner • Rachel Kenney as Detective Pascal • Theodora Miranne as Tessa • Nils Lawton as Reiss
Guest stars •
Daniel Lissing as Ben, Tommy's former partner in the Cyber Crimes Unit, who fell in love with Lindy. He was murdered by the Flirtual killer. • Jordyn DiNatale as Sara Sampson, Lindy's sister, who was allegedly abducted • David Carranza as Peter, one of the guys Lindy found on Flirtual, who was murdered by the Flirtual killer • Peter Mark Kendall as Bubonic, a hacker • Taylor Rose as Amy Bryant •
Daniel Flaherty as Max Jenner •
Ariane Rinehart as Jessica •
Erica Sweany as Julia Becker • Ted Sutherland as Jeremy • Erin Wilhelmi as Erika Williams •
Ebonée Noel as Mary Robertson, Catherine's niece ==Episodes==