Suggestions by @margaretsantini

Peter Capaldi

as Grimsby in The Little Mermaid (Live Action)

Score: +2

Vanessa Hudgens

as Alana in The Little Mermaid (Live Action)

Score: +1

Kristine Froseth

as Attina in The Little Mermaid (Live Action)

Score: -1

John Stamos

as Chef Louis in The Little Mermaid (Live Action)

Score: +2

Jacob Tremblay

as Flounder in The Little Mermaid (Live Action)

Score: +1

Jeff Bridges

as King Triton in The Little Mermaid (Live Action)

Score: +3

Daveed Diggs

as Sebastian in The Little Mermaid (Live Action)

Score: +2

Samantha Cormier

as Ariel in The Little Mermaid (Live Action)

Score: +2

Queen Latifah

as Ursula in The Little Mermaid (Live Action)

Score: +2

Zac Efron

as Prince Eric in The Little Mermaid (Live Action)

Score: 0

Spencer Locke

as Georgia Whitaker/Illéa in The Selection

Score: +1

Hunter Parrish

as August Illéa in The Selection

Score: 0

Chace Crawford

as James in The Selection

Score: +1

Toby Regbo

as Henri Jakkopi in The Selection

Score: +1

James Marsden

as Gavril Fadaye in The Selection

Score: 0

Mitchell Hope

as Ahren Schreve in The Selection

Score: +2

Anya Taylor-Joy

as Anne in The Selection

Score: +1

Maia Mitchell

as Eadlyn Schreve in The Selection

Score: +4

Paxton Singleton

as Kaden Schreve in The Selection

Score: +4

Jack Griffo

as Erik/Eikko in The Selection

Score: -2