Atom (Earth-16) has appeared 6 times in indexed Justice League stories.
|Appeared As||Appeared In||Notes||Portrayed by|
|16||Cameo Appearances||Young Justice 1x16 "Failsafe"||A doppelgänger created inside a telepathic training scenario. Mentioned as dead by Cat Grant.||N/A|
|22||Cameo Appearances||Young Justice 1x22 "Agendas"||As a hologram. Considered for membership of the Justice League.||N/A|
|25||Supporting Cast||Young Justice 1x25 "Usual Suspects"||Joins the Justice League. His membership card say number #18. Taken over by Starro-Tech.||N/A|
|26||Supporting Cast||Young Justice 1x26 "Auld Acquaintance"||N/A|
|601||Cameo Appearances||Young Justice Invasion 2x1 "Happy New Year"||Dr Ray Palmer. Noted by Bumble Bee as her tutor. He arrives in New Orleans after Gamma Squad have routed the Kroloteans.||N/A|
|603||Cameo Appearances||Young Justice Invasion 2x3 "Alienated"||Glimpsed in a flashback to “Auld Acquaintance”.||N/A|