Suggestions by @belinha

Ali Larter

as Teddy Duncan in Good Luck Charlie (2000-2004)

Score: +1

Christopher Masterson

as PJ Duncan in Good Luck Charlie (2000-2004)

Score: +1

Bella Thorne

as Charlie Duncan in Good Luck Charlie (2000-2004)

Score: +1

Jessica Szohr

as Brittany in Terrifier 4 (2010)

Score: +1

Danielle Panabaker

as Sarah Chapman in Terrifier 4 (2010)

Score: +1

Sean Paul

as Captain Hook in Disney Villains

Score: -1

Marilyn Manson

as Hades in Disney Villains

Score: 0

Jessica Cauffiel

as The Evil Queen in Disney Villains

Score: +1

Bonnie Wright

as Gwen Tennyson in Ben 10

Score: -2

Kay Panabaker

as Megan Chapman in Terrifier 4 (2010)

Score: +1

Mike Giannelli

as Art The Clown in Terrifier 4 (2010)

Score: +1

David Howard Thornton

as Art The Clown in Terrifier 4 (2010)

Score: +2

Jean-Luc Bilodeau

as Josh in Terrifier 4 (2010)

Score: +1

Denise Richards

as Julia Shaw in Terrifier 4 (2010)

Score: +1

Michelle Trachtenberg

as Kimberly Harris in You Belong With Me (2002)

Score: +1

Anna Faris

as Taylor Hawkins in You Belong With Me (2002)

Score: +1

Frankie Muniz

as Jason Shepheard in You Belong With Me (2002)

Score: +1

Timothy Olyphant

as Trevor Grim in Terrifier (1994)

Score: +1

Ali Larter

as Claire Krueger in You Belong With Me (2002)

Score: +1

Selena Gomez

as Camille Fierce in You Belong With Me (2002)

Score: +1