FBI Special Agent who leads the investigation team and collaborates with his brother Charlie to solve crimes.
Former ally turned fugitive whose escape triggers a season-long pursuit, complicating team loyalty.
After the events of The Janus List, Colby escapes from custody. Don and the team go after him, but everything may not be as it seems.
Don acts as the narrative driver while Charlie provides the intellectual framework for case resolution.
The series premise relies on Don's fieldwork and Charlie's mathematical insights working in tandem to solve crimes.
A complex father-son dynamic marked by professional duty clashing with personal history.
Episode 16 reveals tension when Alan's past involvement with a radical activist questions Don's loyalty, causing family friction.
Charlie's risk modeling guides Don's tactical deployment.
Charlie tries to come up with the most likely location where the bomb may be detonated.
David serves as a trusted field agent under Don's command during joint operations.
Don and his team, including David, are repeatedly called to investigate murders and crimes across Los Angeles.
Liz is a dedicated field agent who collaborates closely with Don on tactical operations.
Liz works alongside Don on various cases, such as the jewelry store robbery in Episode 2 and the meth house bust in Episode 8.
Colby provides specialized field support and tactical expertise to Don's investigations.
Colby operates as part of Don's investigative team, assisting in cases like the subway gas release in Episode 6.
Nikki acts as a reliable field agent executing Don's directives during high-stakes operations.
Nikki is part of Don's team, participating in investigations such as the school shooting in Episode 19.
Don monitors Alan's financial stability, reflecting a protective sibling dynamic.
In episode 3, Don and Charlie become concerned about Alan's financial health.
Professional respect and team protection during critical field emergencies.
In episode 23, Don leads the frantic search for Amita when she is abducted, demonstrating team loyalty.
FBI agent participating in high-stakes hostage negotiations and field operations under Don's command.
Episode 10 describes a hostage situation involving a former FBI subcontractor, reflecting standard team operations.
Explore the full interactive character relationship map of Numb3rs