Suggestions by @chickwitahat

Wolfgang Novogratz

as Nathan Scott in One Tree Hill

Score: 0

Milo Manheim

as Nathan Scott in One Tree Hill

Score: +2

Danny Griffin

as Lucas Scott in One Tree Hill

Score: 0

Ross Lynch

as Lucas Scott in One Tree Hill

Score: +1

Rudy Pankow

as Lucas Scott in One Tree Hill

Score: +2

Candice King

as Elizabeth Forbes in The Vampire Diaries Season 1

Score: +4

Kayla Ewell

as Kelly Donovan in The Vampire Diaries Season 1

Score: +1

Michael Trevino

as Richard Lockwood in The Vampire Diaries Season 1

Score: +1

Gracie Dzienny

as Vicki Donovan in The Vampire Diaries Season 1

Score: +2

Froy Gutierrez

as Matt Donovan in The Vampire Diaries Season 1

Score: +1

Leo Howard

as Jeremy Gilbert in The Vampire Diaries Season 1

Score: +1

Gavin Casalegno

as Tyler Lockwood in The Vampire Diaries Season 1

Score: 0

Katherine McNamara

as Caroline Forbes in The Vampire Diaries Season 1

Score: +2

Dove Cameron

as Lexi Branson in The Vampire Diaries Season 1

Score: -1

Ian Somerhalder

as Giuseppe Salvatore in The Vampire Diaries Season 1

Score: +1

Paul Wesley

as Zachary "Zach" Salvatore in The Vampire Diaries Season 1

Score: +1

Steven R. McQueen

as John Gilbert in The Vampire Diaries Season 1

Score: +1

Nina Dobrev

as Miranda Sommers-Gilbert in The Vampire Diaries Season 1

Score: +1

Victoria Justice

as Jenna Sommers in The Vampire Diaries Season 1

Score: +1

Danielle Rose Russell

as Elena Gilbert/Katerina Petrova in The Vampire Diaries Season 1

Score: +2