Suggestions by @gabbyhejman

Halsey

as Scratte in Ice Age: Freezing Finale (2019)

Score: +2

Fred Tatasciore

as King Julian in Madagascar: World Mission

Score: +1

John Cena

as Stefano in Madagascar

Score: +1

Peter Dinklage

as Peaches in SpongeBob SquarePants meets Rocko's Modern Life

Score: +1

Maria Bamford

as Katie in Ice Age (Recasted)

Score: +1

Ariana Grande

as Scratte in Ice Age (Recasted)

Score: +2

CatDog

as Crash and Eddie in Ice Age if Fictional Characters

Score: +6

SpongeBob SquarePants

as Sid in Ice Age if Fictional Characters

Score: +5

Jason Derulo

as Singer in CatDog (2025)

Score: +2

Chris Pratt

as Scrat in Ice Age

Score: +3

Dove Cameron

as Scratte in Ice Age

Score: +1

Dove Cameron

as Roshan in Ice Age: Freezing Finale (2019)

Score: +1

Russell Brand

as Manny in Ice Age: Collision Course

Score: +1

Kim Petras

as Peaches in Ice Age

Score: +1

Justin Berfield

as Buck in Ice Age: Secret Of The Tomb

Score: +1

Tom Kenny

as Buck in Ice Age: Secret Of The Tomb

Score: -1

Tom Kenny

as Eddie in Ice Age: Secret Of The Tomb

Score: +1

Jim Cummings

as Crash in Ice Age: Secret Of The Tomb

Score: +1

Tom Kenny

as Eddie in Ice Age

Score: +2

Jim Cummings

as Crash in Ice Age

Score: +2