Batman [Bruce Wayne]; Alfred Pennyworth; James Gordon; Jeremiah Arkham; Harvey Bullock; Titus; Black Mask [Roman Sionis]; Clayface [Basil Karlo]; Edgar Dempsey; Mad Bull; Mad Hatter [Jervis Tetch]; Serpentine; Strong Man; Tweedle Dee [Deever Tweed]; Tweedle Dum [Dumpson Tweed]; Wolf Boy