Suggestions by @jasonwells

Jayma Mays

as ALICIA MASTERS in Fantastic Four

Score: +1

Seth Rogen

as The Thing in Fantastic Four

Score: +2

Jesse Plemons

as The Thing in Fantastic Four

Score: 0

Dacre Montgomery

as Human Torch in Fantastic Four

Score: 0

Jena Malone

as THE INVISIBLE WOMAN / MALICE in Fantastic Four

Score: 0

Emily Blunt

as THE INVISIBLE WOMAN / MALICE in Fantastic Four

Score: +3

Jay Baruchel

as The Maker / Earth-1610 Mr. Fantastic in Fantastic Four

Score: 0

John Krasinski

as Mister Fantastic in Fantastic Four

Score: +5

Jonathan Rhys Meyers

as Namor the Sub Mariner in Fantastic Four

Score: +2