Suggestions by @tbuckley20

Taron Egerton

as Tommy Merlyn in The Green Arrow and Black Canary

Score: +1

Ben Affleck

as Ted Grant in The Green Arrow and Black Canary

Score: +1

Dave Bautista

as Daniel Brickwell in The Green Arrow and Black Canary

Score: +1

Iain Glen

as William Tockman in The Green Arrow and Black Canary

Score: +1

Aidan Gillen

as Malcolm Merlyn in The Green Arrow and Black Canary

Score: +1

Isla Fisher

as Carrie Cutter in The Green Arrow and Black Canary

Score: +1

Jamie Chung

as Jade Nyguen in The Green Arrow and Black Canary

Score: +1

Daniel Brühl

as Werner Zytle in The Green Arrow and Black Canary

Score: +1

Benedict Cumberbatch

as Onomatopoeia in The Green Arrow and Black Canary

Score: +1

Ty Simpkins

as Roy Harper in The Green Arrow and Black Canary

Score: -1

Sarah Hyland

as Mia Dearden in The Green Arrow and Black Canary

Score: +1

Kiernan Shipka

as Cissie King Jones in The Green Arrow and Black Canary

Score: +1

Jurnee Smollett

as Dinah Lance in The Green Arrow and Black Canary

Score: -1

Charlie Hunnam

as Oliver Queen in The Green Arrow and Black Canary

Score: +1

Mark McKenna

as Jason Todd in The Green Arrow and Black Canary

Score: +3

Penn Badgley

as Bruce Wayne in The Batman: Caped Crusader

Score: +1

Eiza González

as Selina Kyle in The Batman: Caped Crusader

Score: +1

Jeremy Irons

as Alfred Pennyworth in The Batman: Caped Crusader

Score: +1

Iwan Rheon

as Oswald Cobblepot in The Batman: Caped Crusader

Score: +1

Martin Kove

as Rupert Thorne in The Batman: Caped Crusader

Score: +2