(A/N: This is what the characters would look like in The Titan's Curse, The Battle of the Labyrinth, and The Last Olympian)
Tanner Buchanan as Theo Miller
Asher Angel as Percy Jackson
Kathryn Newton as Annabeth Chase
Caleb McLaughlin as Grover Underwood
Rudy Pankow as Luke Castellan
Isabela Merced as Thalia Grace
Dylan Schmid as Nico di Angelo
Jenna Ortega as Bianca di Angelo
Dafne Keen as Zoe Nightshade
Kathrine Langford as Silena Beauregard
Chosen Jacobs as Charles Beckendorf
Carly Dutcher as Clarisse La Rue