Douglas Fargo — usually referred to as simply "Fargo", occasionally "Doctor Fargo" and "Doug" to Claudia Donovan — is a resident of Eureka, Oregon and an employee of Global Dynamics, the research facility in Eureka. Fargo often acts as an assistant to Doctor Nathan Stark, the director of Global Dynamics. Fargo has been connected to several separate development projects in Eureka, including SARAH (Self Actuated Residential Automated Habitat) and the "Neural Interface System".