Arvin Sloane

Arvin Sloane is the head of SD-6 and APO, the show's main antagonist. Originally a loyal CIA officer, he is obsessed with the work of a 15th-century prophet – Milo Rambaldi. Though sometimes showing a genuine affection to the Bristows, he's always ready to hurt them and even kill them, and vice versa.


Main cast, played by Ron Rifkin