Percy Jackson
Annabeth Chase
Grover Underwood
Luke Castellan
Thalia Grace
Tyson
Nico di Angelo
Rachel Elizabeth Dare/The Oracle of Delphi
Clarisse La Rue
Calypso
Leo Valdez
Piper McLean
Jason Grace
Hazel Levesque
Frank Zhang
Reyna Avila Ramírez-Arellano/RARA
Ella
Coach Gleeson Hedge
William "Will" Solace
Iapetus/Bob
Apollo
Margaret "Meg" McCaffrey
Emmie
Carter Kane
Sadie Kane
Isis
Anubis
Magnus Chase
Kronos
Gaea/Mother Earth
Loki
Sally Jackson
Frederick Chase
Paul Blofis
May Castellan
Zeus
Hades
Poseidon
Hestia
Hera
Demeter
Ares
Athena
Apollo
Artemis
Hephaestus
Aphrodite
Hermes
Dionysus/Mr. D
Eris
Iris
Eros
Hecate
Hypnos
Morpheus
Nike
Nemesis
Pan
Persephone
Triton
Bianca di Angelo (2006)
Zoë Nightshade (2006)