Suggestions by @davidstevens

Richard Armitage

as Richard III in Monarchy

Score: +1

JP Karliak

as Dr. Nefarious Tropy in Crash: N-Sanity

Score: +1

Eden Riegel

as Coco Bandicoot in Crash: N-Sanity

Score: +3

Vicki Winters

as Coco Bandicoot in Crash: N-Sanity

Score: +1

Scott Whyte

as Crash Bandicoot in Crash: N-Sanity

Score: +1

Roger Craig Smith

as Dr. Nitrus Brio in Crash: N-Sanity

Score: +1

Brian Blessed

as King Harkinian in The Legend of Zelda: The CD-i Movie

Score: +2

Cate Blanchett

as Fluffy in Ty the Tasmanian Tiger

Score: 0

Michelle Williams

as Marilyn Monroe in A Professional Cad

Score: +1

Billy Crystal

as The Blue Sage in Jak and Daxter

Score: +1

Jeff Bridges

as Baron Praxis in Jak and Daxter

Score: +2

Benjamin Byron Davis

as Baron Praxis in Jak and Daxter

Score: -1

Antonio Banderas

as Miguel de Cervantes in Man of La Mancha

Score: +1

Tony Amendola

as The Governor in Man of La Mancha

Score: +1

Tony Alcantar

as The Governor in Man of La Mancha

Score: +1

Antonio Banderas

as Miguel de Cervantes in Man of La Mancha

Score: +3

Chris Pine

as Aladdin in Twisted

Score: +1

Channing Tatum

as Aladdin in Twisted

Score: +1

Holliday Grainger

as Rhapsody Angel in Captain Scarlet and the Mysterons

Score: -3

Ciarán Hinds

as Colonel White in Captain Scarlet and the Mysterons

Score: -1