Suggestions by @jahshaman

Sarah Gadon

as Queen Mera in Casting James Gunn's DCU! :D

Patrick Wilson

as Alan Scott in Casting James Gunn's DCU! :D

Iain Glen

as Alan Scott in Casting James Gunn's DCU! :D

Khary Payton

as Gorilla Grodd in Casting James Gunn's DCU! :D

Winston Duke

as Gorilla Grodd in Casting James Gunn's DCU! :D

Theo Rossi

as Captain Cold in Casting James Gunn's DCU! :D

Erin Kellyman

as Iris West in Casting James Gunn's DCU! :D

May Calamawy

as Wonder Woman in Casting James Gunn's DCU! :D

Liam Cunningham

as Hugo Strange in Casting James Gunn's DCU! :D

Claudia Doumit

as Talia al Ghul in Casting James Gunn's DCU! :D

Sofia Boutella

as Talia al Ghul in Casting James Gunn's DCU! :D

Alexander Siddig

as Ra's al Ghul in Casting James Gunn's DCU! :D

Andrew Howard

as Victor Zszaz in Casting James Gunn's DCU! :D

Jon Øigarden

as Victor Zszaz in Casting James Gunn's DCU! :D

Julian Richings

as Man-Bat in Casting James Gunn's DCU! :D

Emma Mackey

as Poison Ivy in Casting James Gunn's DCU! :D

Ivanna Sakhno

as Harley Quinn in Casting James Gunn's DCU! :D

Ewan Mitchell

as The Joker in Casting James Gunn's DCU! :D

Caleb Landry Jones

as The Joker in Casting James Gunn's DCU! :D

William H. Macy

as Commissoner Gordon in Casting James Gunn's DCU! :D