Suggestions by @geekking97

Jason Isaacs

as Lex Luthor in Steven Spielberg's Superman

Score: +2

Jeffrey Combs

as Riddler in Fan Casting Sugestions For Famous Villains

Score: +1

Andrew Scott

as Riddler in Fan Casting Sugestions For Famous Villains

Score: +1

Antje Traue

as Vexa Nyr in Star Wars Prequel Trilogy (1999 - 2005) Rewrite

Score: +1

Kevin Michael Richardson

as Apocalpyse in Fan Casting Sugestions For Famous Villains

Score: +2

Kevin Michael Richardson

as Darkseid in Fan Casting Sugestions For Famous Villains

Score: +1

Josh Holloway

as Kyp Durron in Star Wars Jedi Academy Trilogy (2013)

Score: +1

Josh Holloway

as Kyp Durron in Star Wars Episode V.V: Shadows of The Empire (2005)

Score: +1

Robert Knepper

as The Joker in DC Cinematic Universe (2008-Present)

Score: +1

Crispin Glover

as The Joker in DC Cinematic Universe (2008-Present)

Score: +1

Alana de la Garza

as Mara Jade in Star Wars Episode V.V: Shadows of The Empire (2005)

Score: +2

Alana de la Garza

as Mara Jade Skywalker in Star Wars Jedi Academy Trilogy (2013)

Score: +1

Alana de la Garza

as Mara Jade Skwyalker in Star Wars Thrawn Trilogy (2013)

Score: +1

Peter Mullan

as Quentin Beck/Mysterio in Spider-Man MCU (2010s)

Score: +1

Peter Mullan

as 2010s in Actors Who Could've or Could Play Doctor Doom

Score: +1

Dominic West

as Green Goblin (Norman Osborn) in Fan Casting Sugestions For Famous Villains

Score: +1

Dominic West

as Lex Luthor (CEO Version) in Fan Casting Sugestions For Famous Villains

Score: +1

Gene Hackman

as Green Goblin (Norman Osborn) in Fan Casting Sugestions For Famous Villains

Score: +2

Gene Hackman

as Lex Luthor (CEO Version) in Fan Casting Sugestions For Famous Villains

Score: +2

Malcolm McDowell

as Jorus Sabaoth in Fan Casting Sugestions For Famous Villains

Score: +1