The charismatic leader of the spy team who recruits and guides a group of children, using his experience as an MI6 agent to nurture their talents and foster a sense of family and belonging.

The team's advocate for justice and physical trainer, known for her humor and optimistic nature, who quickly befriends Brooklyn and helps her adjust to the team's dynamics.

The unofficial "older brother" of the group, providing leadership and stability while drawing from his own experiences to support the team's missions and personal growth.

A skilled pattern decoder from Nepal, appreciated for her exceptional abilities despite her social challenges, who plays a crucial role in uncovering critical information.

The team's expert deceiver, originally discovering his skills on the streets, who contributes his knowledge to the group despite his struggles with self-confidence.

A cryptographer and weather analyst who supports the team in a nurturing role, fostering a welcoming environment for new members like Brooklyn.

An ex-member of the team known for her hacking abilities, whose departure resulted from ethical conflicts, yet she plays a minor role in the plot with her competitive nature.

The owner of a global technology company who organizes a high-stakes youth summit, unknowingly becoming part of a larger investigation involving the MI6.