Applejack "A.J." Arno is the main antagonist of the Dexter Reilly trilogy. He is a corrupt businessman and the mastermind behind several illegal operations in the town of Medfield, Massachusetts. He is the archenemy of Dexter Reilly, the protagonist of the trilogy.
He was portrayed by the late Cesar Romero, who also played the original Joker in the classic Batman TV show.
A.J. Arno has been suggested to play 21 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.