Suggestions by @acexavier

Katherine McNamara

as Speedy 3 in Earth-27 fancast (rewrite)

Score: +1

Stacie Chan

as Arowette 2 in Earth-27 fancast (rewrite)

Score: +1

Justin Hartley

as Red Arrow in Earth-27 fancast (rewrite)

Score: +1

David Ramsey

as The Guardian in Earth-27 fancast (rewrite)

Score: +1

Crispin Freeman

as Arsenal in Earth-27 fancast (rewrite)

Score: +1

Colton Haynes

as Arsenal in Earth-27 fancast (rewrite)

Score: +1

Wanda Sykes

as Strix in Earth-27 fancast (rewrite)

Score: +1

Kristen Bell

as Lady Blackhawk in Earth-27 fancast (rewrite)

Score: +1

Christy Carlson Romano

as Starling in Earth-27 fancast (rewrite)

Score: +1

Colleen O'Shaughnessey

as Jade in Earth-27 fancast (rewrite)

Score: +1

Colleen O'Shaughnessey

as Black Orchid in Earth-27 fancast (rewrite)

Score: +1

James Horan

as The Creeper in Earth-27 fancast (rewrite)

Score: +1

Christian Bale

as Deadman in Earth-27 fancast (rewrite)

Score: +1

Demi Moore

as Madame Xanadu in Earth-27 fancast (rewrite)

Score: +1

Fred Tatasciore

as Swamp Thing in Earth-27 fancast (rewrite)

Score: +1

Jude Law

as Jason Blood in Earth-27 fancast (rewrite)

Score: +1

Ray Chase

as Etrigan in Earth-27 fancast (rewrite)

Score: +1

Lacey Chabert

as Dove 2 in Earth-27 fancast (rewrite)

Score: +1

Lacey Chabert

as Zatanna in Earth-27 fancast (rewrite)

Score: +1

Matt Ryan

as John Constantine in Earth-27 fancast (rewrite)

Score: +1