Suggestions by @alantiedman

Jane Levy

as Iris West-Allen in "The Flash"

Derek Mears

as Swamp Thing in Justice League: Dark (DC Extended Universe)

Emma Watson

as Enchantress in Justice League: Dark (DC Extended Universe)

Eva Green

as Madame Xanadu in Justice League: Dark (DC Extended Universe)

Doug Jones

as Deadman in Justice League: Dark (DC Extended Universe)

Jason Clarke

as Etrigan the Demon in Justice League: Dark (DC Extended Universe)

Finn Wittrock

as Dick Grayson in DCEU Batman Universe

Jessica Chastain

as Pamala Isly in DCEU Batman Universe

Cameron Monaghan

as Joker in DCEU Batman Universe

Bailee Madison

as Black Bat in The bat-family

Kristen Stewart

as Batwoman in The bat-family

Scott Adkins

as Batman in The bat-family

Charles Dance

as Alfred Pennyworth in The Bat Family

Scott Adkins

as Bruce Wayne in The Bat Family

David Corenswet

as CLARK KENT in Young Justice

Annalise Basso

as M'GANN M'ORZZ in Young Justice

Evan Rachel Wood

as QUEEN MERA in Young Justice

Finn Wittrock

as DICK GRAYSON in Young Justice

Jane Levy

as IRIS WEST-ALLEN in Young Justice

Jessica Chastain

as Pamela Isley in New DC universe