Leo Carter
General Information
Full name Leo D. Carter
Nicknames Genius
Gender Male
Age 16
Occupation Student, Agent
Physical Appearance
Eye color Blue
Hair color Brown
Personal Information
Family Charles Carter (father)
Helen Carter (mother)
School Redwood High School
Affiliations Teen Agents
Leo Carter is a teen agent and genius in engineering. His best friends are Emma and Skye.


  • Like Emma, Leo's parents don't know he's an agent. They thinks that he attends a science club.
  • Leo was believed to be an Insurgent after being found interacting with various Insurgents. However, Leo did become an Insurgent, but he was actually spying on them for Teen Agents.
  • In the series finale, Leo left Teen Agents and attended Massachusetts Institute of Technology.
  • He shares a lot in common with Emma Hunter.