Suggestions by @captaingotham

Adam Driver

as Scarecrow in Batman: Last Laugh

Score: +1

Martin Freeman

as Mad Hatter in Batman: Last Laugh

Score: +1

Bryan Cranston

as Commissioner Gordon in Batman: Last Laugh

Score: +1

Pierce Brosnan

as Alfred Pennyworth in Batman: Last Laugh

Score: +1

Katherine McNamara

as Barbara Gordon in Batman: Last Laugh

Score: +1

Tyler Hoechlin

as Bruce Wayne in Batman: Last Laugh

Score: +1

Dylan O'Brien

as Dick Grayson in Teen Titans

Score: 0

Pedro Pascal

as August Heart in The Flash

Score: +1

Pedro Pascal

as August Heart in Flash: Gorilla Warfare

Score: +1

Dylan Sprayberry

as Wally West in Flash: Gorilla Warfare

Score: +1

Dylan Sprayberry

as Wally West in The Flash

Score: +1

Paul Bettany

as Reverse Flash in Flash: Gorilla Warfare

Score: +1

John Slattery

as Captain Darryl Frye in Flash: Gorilla Warfare

Score: +1

Andy Serkis

as Gorilla Grodd in Flash: Gorilla Warfare

Score: +1

Emma Watson

as Iris West in Flash: Gorilla Warfare

Score: +1

Lucas Till

as Barry Allen in Flash: Gorilla Warfare

Score: +1

Martin Freeman

as Dr. Jervis Tetch in Batman

Score: +1

Adam Driver

as Dr. Jonathan Crane in Batman

Score: +1

Liam Hemsworth

as Aquaman in Justice League

Score: +1

Felicity Jones

as Lois Lane in Justice League

Score: +1