Suggestions by @darthspidermaul

Reno Wilson

as Brains in Transformers: Rise of Unicron

Score: +3

Linkin Park

as Composer in Transformers: Rise of Unicron

Score: +2

Steve Jablonsky

as Composer in Transformers: Rise of Unicron

Score: +2

Michael Bay

as Director in Transformers: Rise of Unicron

Score: +1

Laura Haddock

as Vivian Yeager in Transformers: Rise of Unicron

Score: +2

Isabela Merced

as Isabella Yeager in Transformers: Rise of Unicron

Score: +2

John Turturro

as Seymour Simmons in Transformers: Rise of Unicron

Score: +2

Josh Duhamel

as Major William Lennox in Transformers: Rise of Unicron

Score: +2

John DiMaggio

as Crosshairs in Transformers: Rise of Unicron

Score: +3

Omar Sy

as Rodimus Prime in Transformers: Rise of Unicron

Score: +4

Pete Davidson

as Mirage in Transformers: Rise of Unicron

Score: +3

Grey DeLisle

as Arcee in Transformers: Rise of Unicron

Score: +3

Ken Watanabe

as Drift in Transformers: Rise of Unicron

Score: +3

John Goodman

as Hound in Transformers: Rise of Unicron

Score: +3

Dylan O'Brien

as Bumblebee in Transformers: Rise of Unicron

Score: +3

Shia LaBeouf

as Sam Witwicky in Transformers: Rise of Unicron

Score: +2

Mark Wahlberg

as Cade Yeagar in Transformers: Rise of Unicron

Score: +3

Ralph Ineson

as Unicron in Transformers: Rise of Unicron

Score: +2

Frank Welker

as Megatron in Transformers: Rise of Unicron

Score: +2

Hugo Weaving

as Megatron in Transformers: Rise of Unicron

Score: +3