Suggestions by @elredes_2021

Ben Barnes

as Batman in DCEU Recast

Score: +1

Calum Worthy

as Jimmy Olsen in DCEU Recast

Score: +1

Taylor Kitsch

as Green Lantern 2814.1 in DCEU Recast

Score: +1

Jason Isaacs

as Lex Luthor in DCEU Recast

Score: +1

Emily Blunt

as Mera in DCEU Recast

Score: +1

Matt Smith

as The Joker in DCEU Recast

Score: +2

Tobey Maguire

as Spider-Man in Spider-Man 4 (2011)

Score: +2

Caroline Williams

as John Wraith in Marvel Cinematic Universe's The Wolverine (2010)

Score: -1

Mark Hamill

as Otto Octavius in Marvel Cinematic Universe's Spider-Man (2012)

Score: +2

Jessica Lucas

as Ororo Munroe in Marvel Cinematic Universe's X-Men: First Class (2011)

Score: +1

Pitof

as Worst Director in Best & Worst Comic Book Castings

Score: +2

Jeremy Slater

as Worst Writer in Best & Worst Comic Book Castings

Score: 0

Kevin Smith

as Producer in DC Extended Universe's Man of Steel (2013)

Score: +1

Brad Bird

as Producer in DC Extended Universe's Man of Steel (2013)

Score: +1

Christopher Nolan

as Producer in DC Extended Universe's Man of Steel (2013)

Score: +1

Taylor Kitsch

as Hal Jordan in DC Extended Universe's Justice League (2016)

Score: +1

Taylor Kitsch

as Hal Jordan in DC Extended Universe's Green Lantern Corps (2016)

Score: +1

Tom Cruise

as Hal Jordan in DC Extended Universe's Green Lantern Corps (2016)

Score: +1

Matt Damon

as Hal Jordan in DC Extended Universe's Green Lantern Corps (2016)

Score: -1

Tom Cruise

as Hal Jordan in DC Extended Universe's Green Lantern Corps (2016)

Score: +1