Suggestions by @blissfire

Keith David

as David Anderson in Mass Effect Trilogy(story private)

Score: +1

Marion Cotillard

as Dr. Chloe Michel in Mass Effect Trilogy(story private)

Score: +1

Brad James

as Jacob Taylor in Mass Effect Trilogy(story private)

Score: +1

Brandon Keener

as Garrus Vakarian in Mass Effect Trilogy(story private)

Score: +1

Drew Barrymore

as Matriarch Aethyta in Mass Effect Trilogy(story private)

Score: +1

Rachel Weisz

as Shiala in Mass Effect Trilogy(story private)

Score: -1

Amrit Kaur

as Maya Brooks in Mass Effect Trilogy(story private)

Score: +1

Cillian Murphy

as Gavin Archer in Mass Effect Trilogy(story private)

Score: +1

Jenna Ushkowitz

as Rita in Mass Effect Trilogy(story private)

Score: +1

Maria Bello

as Ann Bryson in Mass Effect Trilogy(story private)

Score: +1