Special Guest Stars Joivan Wade as Victor Stone / Cyborg Brec Bassinger as Courtney Whitmore / Stargirl Grant Morrison as Himself Guest Stars Lisa Ambalavanar as Jinx Nyambi Nyambi as Dominic Mndawe Co Starring Robert B. Kennedy as Dr. Myers Keilah Griffiths as Kris Wyatt Lindner as Young Gar Ryan O'Callaghan as Dr. Seaton Uncredited Grant Gustin as Barry Allen / The Flash
