Suggestions by @bendf

Rose Leslie

as Siobhan Smythe in Supergirl: Bones and All

Sterling K. Brown

as Mr. Bones in Supergirl: Bones and All

Evan Rachel Wood

as Alex Danvers in Supergirl: Bones and All

Sterling K. Brown

as Martian Manhunter in Supergirl: Bones and All

Chloe Bennet

as Supergirl in Supergirl: Bones and All

Jamie Chung

as Shado in Green Arrow: Knight Takes Queen

Edward Norton

as Malcolm Merlyn in Green Arrow: Knight Takes Queen

Lucas Till

as Jericho in Green Arrow: Knight Takes Queen

Alex Pettyfer

as Legacy in Green Arrow: Knight Takes Queen

Yvette Nicole Brown

as Amanda Waller in Green Arrow: Knight Takes Queen

Tiffany Espensen

as Ravager in Green Arrow: Knight Takes Queen

Aaron Taylor-Johnson

as Tommy Merlyn in Green Arrow: Knight Takes Queen

Selena Gomez

as Black Canary in Green Arrow: Knight Takes Queen

Elizabeth Lail

as Felicity Smoak in Green Arrow: Knight Takes Queen

Laz Alonso

as John Diggle in Green Arrow: Knight Takes Queen

Simone Ashley

as Thea Queen in Green Arrow: Knight Takes Queen

KJ Apa

as Arsenal in Green Arrow: Knight Takes Queen

Darren Barnet

as Robin in Green Arrow: Knight Takes Queen

Nikolaj Coster-Waldau

as Deathstroke in Green Arrow: Knight Takes Queen

Theo James

as Batman in Green Arrow: Knight Takes Queen