Scorpion (TV) Cast
The cast of Scorpion. Updated on July 7, 2025.
692 actors
Elyes Gabel
as Walter O'Brien (93 episodes)

Elyes Gabel portrays Walter O'Brien, the brilliant leader of the team known as Scorpion. Walter is a computer genius with an IQ of 197. He uses his exceptional intelligence and problem-solving skills to tackle challenging missions.

Jadyn Wong
as Happy Quinn (93 episodes)

Jadyn Wong plays the role of Happy Quinn, a mechanical prodigy and member of the Scorpion team. Happy is highly skilled when it comes to fixing mechanical devices and has a talent for creating innovative solutions to complex problems.

Katharine McPhee
as Paige Dineen (93 episodes)

Katharine McPhee portrays Paige Dineen, the team's liaison to the outside world. Paige has a special ability to understand people and bridge the communication gap between the socially awkward geniuses of Scorpion and the rest of the world.

Eddie Kaye Thomas
as Toby Curtis (93 episodes)

Eddie Kaye Thomas plays the role of Toby Curtis, a behaviorist and Scorpion team member. Toby has a keen eye for reading people and can often provide valuable insights and predictions about individuals and their behavior.

Ari Stidham
as Sylvester Dodd (93 episodes)

Ari Stidham portrays Sylvester Dodd, a gifted mathematician and statistician. Sylvester possesses an eidetic memory, which allows him to remember every detail he has ever seen or heard. His analytical skills are instrumental in solving complex problems.

Riley B. Smith
as Ralph Dineen (93 episodes)

Riley B. Smith plays the role of Ralph Dineen, Paige's son. Despite not being a genius like the rest of the team, Ralph is highly intelligent for his age. He often manages to contribute to solving problems with his unique perspective.

Robert Patrick
as Agent Cabe Gallo (93 episodes)

Robert Patrick portrays Agent Cabe Gallo, a tough and experienced Federal agent. Cabe regularly works with the Scorpion team and provides them with government resources and support in their missions.

Linda Hunt
as Hetty Lange (1 episode)

Linda Hunt plays the recurring role of Hetty Lange, the head of the Los Angeles-based Office of Special Projects. Hetty is a seasoned veteran in the intelligence community and occasionally collaborates with the Scorpion team on certain missions.

Shohreh Aghdashloo
as Dr. Cassandra Davis (1 episode)
Raphael Sbarge
as Curator Paulson (1 episode)
Amber Friendly
as Special Agent Elise Carey (1 episode)
Lissa Pallo
as Museum Guard (1 episode)
Mykelti Williamson
as General Walker (1 episode)
Julia Kelly
as Beach Girl (1 episode)
Jonathan S. Grady
as TAC Team Leader (1 episode)
Joel Gretsch
as Governor Lane (1 episode)
Stuart McLean
as Mr. Creevy (1 episode)
Andy T. Tran
as Jonah (1 episode)
Bryan Krasner
as Jed Hausler (1 episode)
Erick Avari
as Richter (1 episode)
Emma Fassler
as Richter's Assistant (1 episode)
Keith David
as Warden (1 episode)
Zoran Korach
as Slavomir (1 episode)
Lochlyn Munro
as Detective Jim Archer (1 episode)
Kid Cudi
as Peyton Temple (1 episode)
Con Schell
as Dustin McBride (1 episode)
Matt Gerald
as Owen Sugar (1 episode)
Jamal Duff
as Henchman (1 episode)
Rocky Marquette
as Percy Tate (1 episode)
Robert Smythe
as Teenage Walter (1 episode)
Brennan Feonix
as Swat Leader (1 episode)
Josh Keaton
as Phil Daniels (1 episode)
Daniel Phai
as Mansion Guard (1 episode)
Mike Powers
as Jacques Labeaux (1 episode)
Gisela Kovach
as Mrs. Mueller (1 episode)
Wyatt Oleff
as Owen Cooper (1 episode)
Nazneen Contractor
as Sima (1 episode)
Mackenzie Astin
as Leonard (1 episode)
James Black
as Agent Miller (1 episode)
Jennifer Lee
as Agent Marchand (1 episode)
Chris Yule
as USC Fan #1 (1 episode)
David James Elliott
as Bruce (1 episode)
Navid Negahban
as Agent Khara (1 episode)
Omid Zader
as Gadhi (1 episode)
Thai Douglas
as Doctor (1 episode)
Monique Barajas
as Nurse (1 episode)
Grinnell Morris
as Man (1 episode)
Aaron Krebs
as Hospital Tech (1 episode)
Chad Davis
as EMT #1 (1 episode)
Catharine Kamei
as Doc #1 (1 episode)
Ray Stefanelli
as Agent #1 (1 episode)
Carla Toutz
as Walter's Mom (1 episode)
Jake Regal
as Randy (1 episode)
Brad Beyer
as Lieutenant Burns (1 episode)
Jeff Corbett
as Captain Steven Jones (1 episode)
Mary Mouser
as Ada Pearce (1 episode)
Brian McNamara
as David Ayres (1 episode)
Glenn Keogh
as Sean O'Brien (4 episodes)
Christopher Heyerdahl
as President Korsovich (1 episode)
Carlo Rota
as General Savic (1 episode)
Johann Urb
as Eerik (1 episode)
Spencer Grammer
as June (2 episodes)
Gerald Downey
as Captain Braden (2 episodes)
Max Gail
as Bruce (2 episodes)
Henri Lubatti
as Skunk (2 episodes)
Michael McGrady
as Admiral Pace (2 episodes)
Juan Antonio
as Airman Morales (1 episode)
Julien Ari
as Main Hacker (1 episode)
John Colella
as Doctor (1 episode)
Sonya Leslie
as Hospital Worker (1 episode)
Corby Sullivan
as Pierce (1 episode)
Kathleen Munroe
as Oksana Nastrova (1 episode)
Anthony Skordi
as Nemos (3 episodes)
Alimi Ballard
as Co-Pilot (1 episode)
Patrick St. Esprit
as Captain James Pike (1 episode)
Ernie Hudson
as Brooks (1 episode)
Emily Robinson
as Young Megan O'Brien (2 episodes)
Jack Guzman
as Team Leader (1 episode)
Kelley Jakle
as Janice Keller (2 episodes)
Stevin Knight
as Thug #1 (1 episode)
David Burr
as Gordon Tooley (1 episode)
Desean Terry
as Agent Bates (1 episode)
Sean Patrick Murphy
as Agent #2 (1 episode)
Martin Thompson
as Tower Chief (1 episode)
Jake Renner
as Consul (1 episode)
Christopher Showerman
as Captain (1 episode)
Rasha Goel
as Reporter (1 episode)
Glenn Plummer
as Agent Thomas Keeler (1 episode)
Carlos Sanz
as Commander (1 episode)
Steven Allerick
as Terrorist Marine (1 episode)
Joseph Baird
as Bomb Squad Sergeant (1 episode)
Michael Boucherie
as Maintenance Guy (1 episode)
Gina St. John
as Newscaster (1 episode)
Jake Matthews
as Bartender (1 episode)
Justin Rupple
as Jerry Dowdell (1 episode)
Corbin Bernsen
as Bob Connelly (1 episode)
Alicia Lagano
as Renee Connelly (1 episode)
Chris Mulkey
as Ronny (1 episode)
José Zúñiga
as Lou Rake (1 episode)
Sandra Cevallos
as Judge Stone (1 episode)
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