Batman [Dick Grayson]; Batman [Bruce Wayne]; Robin [Damian Wayne]; Alfred Pennyworth (voice only); Selina Kyle [Catwoman]; Catgirl [Kitrina Falcone]; Lucius Fox; Peacock [Sasha Lo] (first appearance); Luki Lo (first appearance); Professor Sinnot (death); Mrs. Sinnot (death); Mr. Neismith; Reaper [Dr. Gruener] (villain); Sensei (villain)