Suggestions by @jojojohnson

Lisa Schwartz

as Pink Ancient Ranger in Power Rangers Ancient Knights

Score: +4

James Adomian

as Blue Ancient Ranger in Power Rangers Ancient Knights

Score: -1

Colin Hanks

as Garost in Power Rangers Ancient Knights

Score: -1

Tom Kenny

as Red Ancient Ranger in Power Rangers Ancient Knights

Score: -2

Donovan Patton

as Black Ancient Ranger in Power Rangers Ancient Knights

Score: -3

David de Lautour

as Digital force red in Power Rangers Train Force

Score: +4

David de Lautour

as Robert "RJ"James in Power rangers season 32

Score: +1

Rhett Fisher

as Rose Ranger / Daniel O'Halloran in Go Go Power Rangers

Score: +3

Colin Hanks

as Castleroid in Kishiryu Sentai Ryuusoulger

Score: +2

Rorrie D. Travis

as Devon Daniels in Go Go Power Rangers

Score: +11

Steven Skyler

as Gold Ranger / Antonio Garcia in Go Go Power Rangers

Score: +4

Claire Blackwelder

as Purple Ranger / Kendall Morgan in Go Go Power Rangers

Score: +10

Jason David Frank

as White Ranger / Tommy Oliver in Go Go Power Rangers

Score: +6

Novie Edwards

as Angela fairweather in Back to the future 4

Score: 0

Christopher Lloyd

as Doctor brown in Back to the future 4

Score: +2

Michael J. Fox

as Marty mcfly in Back to the future 4

Score: +2

Jasmeet Baduwalia

as Rose Ranger / Daniel O'Halloran in Go Go Power Rangers

Score: +2