Suggestions by @heyboynotyouyou

Nikolaj Coster-Waldau

as Ares in James Gunn's DC Cinematic Universe

Richa Moorjani

as Nyssa Al Ghul in James Gunn's DC Cinematic Universe

Dominic Purcell

as Anatoli Knyazev in James Gunn's DC Cinematic Universe

Cary Elwes

as Alan Scott in James Gunn's DC Cinematic Universe

Karen Gillan

as Caitlin Snoww in James Gunn's DC Cinematic Universe

Darren Barnet

as Kyle Rayner in James Gunn's DC Cinematic Universe

Natalie Alyn Lind

as Karen Starr in James Gunn's DC Cinematic Universe

Joseph Gilgun

as Manchester Black in James Gunn's DC Cinematic Universe

Sydney Sweeney

as Jaina Hudson in James Gunn's DC Cinematic Universe

Danny DeVito

as Merton McSnurtle in James Gunn's DC Cinematic Universe

Jamie Dornan

as Jeremy Tell in James Gunn's DC Cinematic Universe

Robert Sheehan

as Michael Christian Amar in James Gunn's DC Cinematic Universe

Mackenzie Crook

as Barton Mathis in James Gunn's DC Cinematic Universe

Ted Danson

as Isaac Bowin in James Gunn's DC Cinematic Universe

Katelyn Nacon

as Lori Zechlin in James Gunn's DC Cinematic Universe

Robert Sheehan

as Peter Merkel, Jr. in James Gunn's DC Cinematic Universe

Jensen Ackles

as Thomas Reese Blake in James Gunn's DC Cinematic Universe

Peter Dinklage

as Edgar Cizko in James Gunn's DC Cinematic Universe

Wilson Bethel

as William Cobb in James Gunn's DC Cinematic Universe

Angourie Rice

as Jesse Chambers in James Gunn's DC Cinematic Universe