Suggestions by @bestshipcaptain

Morgan Taylor Campbell

as Zatanna in Young Justice

Freddie Thorp

as Red Arrow in Young Justice

Joy Sunday

as Halo/Violet Harper in Young Justice

Jake Austin Walker

as Guardian in Young Justice

John Harlan Kim

as Kai-Ro in Young Justice

Hannah van der Westhuysen

as Wonder Girl in Young Justice

Kennedy McMann

as Barbara Gordon / Batgirl / Oracle in Young Justice

Tanner Buchanan

as Superboy/Conner Kent in Young Justice

Diego Tinoco

as Rafael Hardy in Young Justice

Asher Angel

as Robin/Nightwing in Young Justice

Kathryn Newton

as Dinah Lance / Black Canary in Young Justice

Olivia DeJonge

as Artemis Crock / Tigress in Young Justice

Kit Connor

as Wally West/Kid Flash in Young Justice

Aidan Gallagher

as Garfield Logan/Beast Boy in Young Justice

Adam DiMarco

as Atlas Corrigan in It Ends With Us

Kennedy McMann

as Plastique in Firestorm

Caitríona Balfe

as Felicity Raymond in Firestorm

Damian Lewis

as Martin Stein in Firestorm

Joseph Gordon-Levitt

as ed Raymond in Firestorm

Phoebe Tonkin

as Elaine Rockwell in Firestorm