Mike Carlin (credited) (editor - original series); Tom Palmer Jr. (credited) (associate editor - original series); Bob Joy (credited) (editor - collected edition)
Atom [Ryan Choi]; Doctor Panda Potter; Dean Mayland; Professor Doris Zuel [Giganta]; Dr. Teddy Hyatt; Ryak [Linear Man]; Dwarfstar [Sylbert Rundine] (villain)
Atom [Ryan Choi]; Dr. Panda Potter; The Head; Jia; Mediator; Mr. Choi (flashback); Alvin (villain; ghost); Eddie (villain; ghost); Qianfan (villain; ghost)