Suggestions by @gordillio

Carrie-Anne Moss

as Lara Lor-Van in Superman

Josh Brolin

as Jor-El in Superman

Niles Fitch

as Jimmy Olsen in Superman

Aubrey Plaza

as Lois Lane in Superman

Jonathan Groff

as Clark Kent in Superman

Robert Knepper

as Calendar Man in Arkham Asylum

Alan Cumming

as Mad Hatter in Arkham Asylum

Brendan Fraser

as Professor Pyg in Arkham Asylum

Oliver Jackson-Cohen

as Scarecrow in Arkham Asylum

Adam Driver

as Riddler in Arkham Asylum

Victoria Pedretti

as Poison Ivy in Arkham Asylum

Elizabeth Lail

as Harley Quinn in Arkham Asylum

Michael Fassbender

as Joker in Arkham Asylum

Jason Isaacs

as Amadeus Arkham in Arkham Asylum

Stellan Skarsgård

as Professor Hugo Strange in Arkham Asylum

Ethan Hawke

as Scarecrow in Every Batman Character

Adam Driver

as The Riddler in Every Batman Character

Katee Sackhoff

as Kate Kane in Batfamily

Ron Cephas Jones

as Lucius Fox in Batfamily

Hugh Jackman

as James Gordon in Batfamily