James Cromwell
voices Alfred Pennyworth
Haley Tju
voices Claire / Volcana
London Hughes
voices Alicia Pennyworth
David Hornsby
voices The Joker
Michael Benyaer
voices Mr. Singh
Michael Benyaer
voices Custodian
Bobby Moynihan
voices Victor
Bobby Moynihan
voices Deputy Bow-Wow
Haley Tju
voices Kelly Chen