Suggestions by @jackamos2019

Parker Young

as Alex Davies in Arrow

Score: +1

Tom Amandes

as Noah Kuttler in Arrow

Score: +1

Jeri Ryan

as Jessica Danforth in Arrow

Score: +2

JR Bourne

as Jeremy Tell in Arrow

Score: 0

Rutina Wesley

as Liza Warner in Arrow

Score: +1

Matt Ryan

as John Constantine in Arrow

Score: +1

Peter Francis James

as Aldus Boardman in Arrow

Score: +1

Casper Crump

as Vandal Savage in Arrow

Score: +1

Ciara Renée

as Kendra Saunders in Arrow

Score: +2

Falk Hentschel

as Carter Hall in Arrow

Score: +1

Anna Hopkins

as Samantha Clayton in Arrow

Score: +2

Lynda Boyd

as Phaedra Nixon in Arrow

Score: +1

Venus Terzo

as Elisa Schwartz in Arrow

Score: +1

Megalyn Echikunwoke

as Mari McCabe in Arrow

Score: +4

Emily Kinney

as Brie Larvan in Arrow

Score: +2

Madison McLaughlin

as Evelyn Sharp in Arrow

Score: +5

Echo Kellum

as Curtis Holt in Arrow

Score: +1

Neal McDonough

as Damien Darhk in Arrow

Score: +1

Charlotte Ross

as Donna Smoak in Arrow

Score: +1

Rila Fukushima

as Tatsu Yamashiro in Arrow

Score: +1