Suggestions by @borkbun

Keegan Allen

as Kristof in Once upon a time alternative cast

Score: -2

Saoirse Ronan

as Elsa in Once upon a time alternative cast

Score: -7

Kristen Bell

as Elsa in Once upon a time alternative cast

Score: -12

Sadie Sink

as Anna in Once upon a time alternative cast

Score: -5

Michael C. Hall

as Baefire/Neal Cassidy in Once upon a time alternative cast

Score: -4

Finn Wolfhard

as Baefire in Once upon a time alternative cast

Score: +5

Dacre Montgomery

as Felix in Once upon a time alternative cast

Score: +1

Tika Sumpter

as Tamara in Once upon a time alternative cast

Score: +2

Alan Tudyk

as Archie Hopper in Once upon a time alternative cast

Score: +5

Josh Hutcherson

as Archie Hopper in Once upon a time alternative cast

Score: +1

Andrew Scott

as Dr Wayle in Once upon a time alternative cast

Score: +4

Michelle Trachtenberg

as Red Riding Hood in Once upon a time alternative cast

Score: -10

Caitlin Stasey

as Red Riding Hood in Once upon a time alternative cast

Score: +7

William Fitzgerald Harper

as Sydney Glass in Once upon a time alternative cast

Score: +1

Amber Riley

as Ursula (2) in Once upon a time alternative cast

Score: +7

Lucy Punch

as Zelena in Once upon a time alternative cast

Score: -2

John Simm

as Jefferson in Once upon a time alternative cast

Score: -8

Tom Hiddleston

as Mr Gold in Once upon a time alternative cast

Score: -3

Lily James

as Cinderella in Once upon a time alternative cast

Score: +8

Ian Somerhalder

as Captain Hook in Once upon a time alternative cast

Score: -3