CIA operative coordinating joint missions with IMF.
Briggs temporarily treats Ethan as a fugitive rather than an ally.
After Luther's death, Briggs catches Ethan and takes him to Mount Weather.
They operate on opposing sides of the escalating crisis.
Briggs arrests Ethan while Gabriel attacks the team and later ambushes them at the bunker.
Their established partnership brings Degas into the joint mission.
Degas is introduced as Briggs's partner and later travels with the IMF group.
Explore the full interactive character relationship map of Mission: Impossible - The Final Reckoning