Suggestions by @logxnsworld

Bob Morley

as Apollo in Heroes of Olympus Fancast

Score: +3

Jacob Hopkins

as Will Solace in Heroes of Olympus Fancast

Score: +1

Bex Taylor-Klaus

as Thalia Grace in Heroes of Olympus Fancast

Score: -5

Maggie Gyllenhaal

as Sally Jackson in Heroes of Olympus Fancast

Score: +1

Madison De La Garza

as Reyna Ramirez-Arellano in Heroes of Olympus Fancast

Score: -2

Sophia Lillis

as Rachel Dare in Heroes of Olympus Fancast

Score: +1

Johnny Sequoyah

as Piper McLean in Heroes of Olympus Fancast

Score: -2

Daniel DiMaggio

as Percy Jackson in Heroes of Olympus Fancast

Score: -2

Corey Fogelmanis

as Octavian in Heroes of Olympus Fancast

Score: +2

Joshua Rush

as Leo Valdez in Heroes of Olympus Fancast

Score: -1

Marcel Ruiz

as Leo Valdez in Heroes of Olympus Fancast

Score: -1

Asher Angel

as Jason Grace in Heroes of Olympus Fancast

Score: -2

Peter Dinklage

as Coach Hedge in Heroes of Olympus Fancast

Score: +1

Anthony Stewart Head

as Chiron in Heroes of Olympus Fancast

Score: 0

Grace VanderWaal

as Annabeth Chase in Heroes of Olympus Fancast

Score: -4