Suggestions by @sansyboi

Clint Eastwood

as Bruce Wayne in Batman Beyond

Ben Mendelsohn

as Derek Powers in Batman Beyond

Lucy Lawless

as Hippolyta in My DC Universe

Sean Connery

as Highfather in My DC Universe

Jeremy Irons

as Metron in My DC Universe

Tyler Posey

as Wally West in My DC Universe

Edward Norton

as Protex in My DC Universe

Michelle Rodriguez

as Renee Montoya in My DC Universe

Anna Paquin

as Maggie Sawyer in My DC Universe

Madelaine Petsch

as Koriand'r in My DC Universe

Elizabeth Gillies

as Rachel Roth in My DC Universe

John Boyega

as Victor Stone in My DC Universe

Jake T. Austin

as Garfield "Gar" Logan in My DC Universe

John Goodman

as Harvey Bullock in My DC Universe

Chi McBride

as Dan Turpin in My DC Universe

Nicolas Cage

as Roman Sionis in My DC Universe

Zain Al Rafeea

as Damian Wayne in My DC Universe

Emma Stone

as Barbara Gordon in My DC Universe

Finn Wittrock

as Dick Grayson in My DC Universe

Taron Egerton

as Jason Todd in My DC Universe