Suggestions by @ghostdog1521

Wyatt Russell

as 2020's in Actors who could be or could have been Barry Allen

Score: -1

Billy Magnussen

as 2020's in Actors who could be or could have been Barry Allen

Score: +1

Bill Skarsgård

as 2020's in Actors who could be or could have been Barry Allen

Score: +1

Dan Stevens

as 2020's in Actors who could be or could have been Barry Allen

Score: -1

Dan Stevens

as 2010's in Actors who could be or could have been Barry Allen

Score: +1

Mike Vogel

as 2010's in Actors who could be or could have been Barry Allen

Score: -1

Chris Pine

as 2010's in Actors who could be or could have been Barry Allen

Score: +1

Alex Pettyfer

as 2010's in Actors who could be or could have been Barry Allen

Score: +1

Sam Claflin

as 2010's in Actors who could be or could have been Barry Allen

Score: +2

Dylan O'Brien

as 2010's in Actors who could be or could have been Barry Allen

Score: +1

Jameson Parker

as 1980's in Actors who could be or could have been Barry Allen

Score: +2

Bruce Boxleitner

as 1980's in Actors who could be or could have been Barry Allen

Score: +2

Michael Landon

as 1950's in Actors who could be or could have been Barry Allen

Score: +2

Edd Byrnes

as 1960's in Actors who could be or could have been Barry Allen

Score: +1

James Spader

as 1980's in Actors who could be or could have been Barry Allen

Score: +4

James Spader

as 1990's in Actors who could be or could have been Barry Allen

Score: -1

John Ritter

as 1980's in Actors who could be or could have been Barry Allen

Score: +1

Dennis Christopher

as 1980's in Actors who could be or could have been Barry Allen

Score: +1

Stephen Collins

as 1980's in Actors who could be or could have been Barry Allen

Score: +2

Mark-Paul Gosselaar

as 2000's in Actors who could be or could have been Barry Allen

Score: +2