Suggestions by @joshwest

Ray Winstone

as Leman Russ in Warhammer 40000: Horus Heresy

+2-7Score: -5

Jackie Earle Haley

as Mortarion in Warhammer 40000: Horus Heresy

+1-6Score: -5

Doug Bradley

as Konrad Curze in Warhammer 40000: Horus Heresy

+2-4Score: -2

Julian Sands

as Fulgrim in Warhammer 40000: Horus Heresy

+1-9Score: -8

Richard Armitage

as Lion El'Jonson in Warhammer 40000: Horus Heresy

+3-3Score: 0