Barrett's former intelligence boss who initiates the investigation by sending an impersonator to test Barrett's loyalty. He collaborates with Barrett to uncover the conspiracy at Station Three and recover the bioweapon.
Baxter's disappearance and death are key subjects of Cavanaugh's inquiry.
Cavanaugh assigns Barrett to investigate Baxter's disappearance, while Baxter is later found dead inside the laboratory.
Cavanaugh previously supervised Barrett and remains connected to his intelligence work.
The plot identifies Cavanaugh as Barrett's former intelligence boss and shows him initiating the investigation.
Explore the full interactive character relationship map of The Satan Bug