One of Arctor's drug-addicted housemates. Secretly informs on Arctor to his boss Hank, falsely labeling him a terrorist to advance his own police career. Unknowingly reveals his informant status while Arctor is present in a scramble suit, accelerating the surveillance operation.
Barris secretly betrays Arctor to the police while living with him.
Barris actively feeds information to Hank to gain police employment.
Explore the full interactive character relationship map of A Scanner Darkly