Phoebe Tonkin as Romulus Casimir Vladescu

Amita Suman as Zoë Astraea Nightshade

Sujaya Dasgupta as Artemis

Avan Jogia as Apollo

Adelaide Kane as Hestia

Jason Mamoa as Poseidon

Idris Elba as Hades

Rosario Dawson as Persephone

Kevin Costner as Zeus

Angelina Jolie as Hera

Danai Gurira as Demeter

Zoe Saldana as Athena

Angely Gaviria as Circe

Anya Chalotra as Hecate

Simone Ashley as Tyche

Medallion Rahimi as Nemesis

Charles Michael Davis as Ares

Aaliyah Haughton/ Selena Quintanilla/ Aishwarya Rai Bachchan/ Fala Chen as Aphrodite

Joseph Morgan as Dionysus

Don Cheadle as Hephaestus

Lupita Nyong'o as Isis

Chadwick Boseman as Osiris

Yusuf Gatewood as Thoth

Daniel Kaluuya as Horus

Letitia Wright as Sekhmet

Marsai Martin as Hathor

Ryan Destiny as Bast

Miles Brown as Anubis

Tenoch Huerta as K'uk'ulkan/ Quetzalcoatl

Mabel Cadena as Ix Chel

Alex Livinalli as Camazotz

Helena Bonham Carter as Amphitrite

Thomas Doherty as Triton

Logan Lerman as Perseus Achilles Jackson

Halle Bailey as Annabeth Pallas Chase

Rahul Kohli as Grover Underwood

Lovie Simone as Thalia Grace

Kit Young as Jason Grace

Bailey Bass as Clarisse La Rue

Chandler Kinney as Silena Beauregard

John Boyega as Charles Beckendorf

Jake Abel as Lukas Castellan

Jordan Fisher as Lee Fletcher

Princeton Perez as Pollux

Quincy Brown as Castor

Reece King as Michael Yew

Zhu Xudan as Drew Xialing Tanaka

Amber Midthunder as Piper Kairi McLean

Jaz Sinclair as Hazel Beatrice Levesque

Xiao Zhan as Frank Wenwu Zhang

Kiana Ledé as Bianca Di Angelo

Reiky De Valk as Nicolai Di Angelo

Sophie Esperanza as Reyna Ramirez-Arellano

Emeraude Toubia as Nyx

David Castañeda as Erebus

Christian Serratos as Eris

Sebastián Yatra as Morpheus

Rhenzy Feliz as Hypnos

Lee Rodriguez as Melinoë

Alycia Pascual-Pena as Makaria

Nathalie Kelley as Styx

Mia Maestro as Lethe

Luke Evans as Thanatos

Daniel Sharman as Hermes

Charithra Chandran as Iris

Tom Blyth as Helios

Diana Silvers as Selene

Mackenzie Foy as Eos

Lorenzo Zurzolo as Eros

Jacob Anderson as Asclepius

Doinita Oancea as Pasithea

Oscar Jaenada as Lycaon

Katie McGrath as Ioke

Freddy Carter as Alastor