Suggestions by @marvelfanboy

Mason Thames

as Spike Witwicky in Transformers Alpha

Score: +3

Millie Gibson

as Carly Spencer in Transformers Alpha

Score: +2

Ralph Ineson

as Megatron in Transformers Alpha

Score: +4

Karen Fukuhara

as Arcee in Transformers Alpha

Score: +3

Bill Hader

as Wheeljack in Transformers Alpha

Score: +3

J.K. Simmons

as Ratchet in Transformers Alpha

Score: +3

Willem Dafoe

as Starscream in Transformers Alpha

Score: +4

Christopher Judge

as Optimus Prime in Transformers Alpha

Score: +4

Ben Schwartz

as B-127 in Transformers Alpha

Score: +4

Finn Wolfhard

as Nathaniel Everett Rockwood II in Transformers Alpha

Score: +1

Joseph Kosinski

as Director in Transformers Alpha

Score: +3

Dallas Dupree Young

as Static in Static: Last Light (Live Action TV Series)

Score: 0

Yasmina El Abd

as Miss Marvel in A Marvelous Christmas

Score: +1

Ralph Ineson

as "I am..." in Superman: The Rising Sun

Score: +1

Erica Lindbeck

as Kara Zor-El in Superman: The Rising Sun

Score: +5

Alan Tudyk

as Metallo in Superman: The Rising Sun

Score: +3

Grey DeLisle

as Livewire in Superman: The Rising Sun

Score: +5

John Mulaney

as Toyman in Superman: The Rising Sun

Score: +6

Donna Jay Fulks

as Lara Lor-Van in Superman: The Rising Sun

Score: +5

Deborah Strang

as Martha Kent in Superman: The Rising Sun

Score: +4