The three lead actors in Young Justice are Jesse McCartney as Dick Grayson / Robin / Nightwing, Danica McKellar as Miss Martian, and Nolan North as Superboy / Connor Kent.
Main cast
- Dick Grayson / Robin / NightwingJesse McCartney1–4Main
- M’gann M’orzz / Miss MartianDanica McKellar1–4Main
- Conner Kent / SuperboyNolan North1–4Main
- Kaldur’ahm / AqualadKhary Payton1–4Main
- Wally West / Kid FlashJason Marsden1–2Main
- Artemis Crock / TigressStephanie Lemelin1–4Main
- Zatanna ZataraLacey Chabert1–4Main
- Raquel Ervin / RocketDee Bradley Baker1–4Main
Supporting cast
- Barbara Gordon / Batgirl / OracleAlyson Stoner2–4Supp
- Jaime Reyes / Blue BeetleEric Lopez2–4Supp
- Bart Allen / ImpulseJason Marsden2–4Supp
- Cassie Sandsmark / Wonder GirlMae Whitman2–4Supp
- Bruce Wayne / BatmanBruce Greenwood1–4Supp
- Lex LuthorMark Rolston1–4Supp
Guest & voice
- Vandal SavageMiguel Ferrer1–2Guest
- Queen BeeMarina Sirtis1–2Guest
- Ra’s al GhulLance Henriksen1–2Guest
No matches — try another name.
About this cast
Young Justice is an American animated television series that follows teenage superheroes as they balance their personal lives with covert missions. The show originally aired on Cartoon Network from 2010 to 2013, then was revived for a third and fourth season on DC Universe and HBO Max, with the final season, Phantoms, concluding in 2022.
FAQs
Who plays Dick Grayson / Robin in Young Justice?
Jesse McCartney voices Dick Grayson, who later becomes Nightwing.
Who plays Miss Martian in Young Justice?
Danica McKellar voices M’gann M’orzz / Miss Martian.
Who plays Superboy in Young Justice?
Nolan North voices Conner Kent / Superboy.
Who plays Aqualad in Young Justice?
Khary Payton voices Kaldur’ahm / Aqualad.
Is Young Justice available on Netflix in the UK?
Yes, all four seasons of Young Justice are available to stream on Netflix in the UK.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026