- Catherine Keener - Sally Jackson
- Kevin McKidd - Poseidon
- Joe Pantoliano - Gabe Ugliano
- Uma Thurman - Medusa
- Julian Richings - Ferryman
- Charlie Gallant - Lotus Land Bellhop
- Alexis Knapp - Aphrodite Girl
- Marie Avgeropoulos - Aphrodite Girl
- Christie Laing - Aphrodite Girl
- Luisa d'Oliveira - Aphrodite Girl
- Crystal Tisiga - Aphrodite Girl
- Marielle Jaffe - Aphrodite Girl
- Annie Ilonzeh - Aphrodite Girl
- Natassia Malthe - Lotus Land Waitress
- Erica Cerra - Hera
- Maria Olsen - Mrs. Dodds / Fury
- Hector David Jr. - Lotus Land Dancer
- Bonita Friedericy - Hysterical Woman
- Elisa King - Aphrodite Girl
- Tania Saulnier - Aphrodite Girl
- Daniela Dib - Lotus Land Dancer
- Chelan Simmons - Lotus Land Waitress
- Andrea Brooks - Lotus Land Waitress
- Jocelyn Ott - Lotus Land Waitress
- Max Van Ville - Seventies Kid - Casino
- Serinda Swan - Aphrodite
- Dimitri Lekkos - Apollo
- Ona Grauer - Artemis
- Stefanie von Pfetten - Demeter
- Conrad Coates - Hephaestus
- Dylan Neal - Hermes
- Luke Camilleri - Dionysus
- Holly Hougham - Grover Girl
- Raquel Riskin - Grover Girl
- Yusleidis Oquendo - Grover Girl
- Ina Geraldine Guy - Grover Girl
- Janine Edwards - Grover Girl
- Valerie Tian - Cute Girl
- Violet Columbus - Nymph Warrior
- Sarah Smyth - Pretty Girl #1
- Merritt Patterson - Pretty Girl #2
- Julie Luck - WGHP News Anchor - Video
- Andrea Day - Field News Reporter
- Maya Washington - Percy's Classmate
- John Stewart - Poker Buddy
- Matthew Garlick - Poker Buddy
- Dee Jay Jackson - Poker Buddy
- Stan Carp - Old Fisherman
- Suzanne Ristic - Maid at Motel
- Richard Harmon - Smart Ass Kid
- Robin LeMon - Museum Tour Guide
- Doyle Devereux - Museum Employee
- Tom Pickett - Parthenon Janitor
- Keith Dallas - Parthenon Janitor
- V.J. Delos-Reyes - Parthenon Janitor
- Spencer Atkinson - Parthenon Janitor
- Tim Aas - Parthenon Janitor
- Zane Holtz - 50's Tough
- Eli Zagoudakis - Son of Ares
- Loyd Bateman - Son of Ares
- Matt Reimer - Son of Ares
- Shawn Beaton - Son of Ares
- Rob Hayter - Son of Ares
- Jarod Joseph - College Buddy
- Paul Cummings - College Buddy
- Reilly Dolman - College Buddy
- Julie Brar - Cute Girlfriend
- Dejan Loyola - Boyfriend
- Mario Casoria - Cook
- Dorla Bell - Waitress
- Carolyn Adair - Waitress with Cleaver
- Jade Pawluk - Screaming Diner
- G. Patrick Currie - Stuffy Croupier
- Mariela Zapata - Warrior
- Jaime M. Callica - Lotus Land Dancer
- Sarah Francis - Lotus Land Dancer
- Eddie Garcia - Lotus Land Dancer
- Kenny Mugisha - Lotus Land Dancer
- Jennifer Oleksiuk - Lotus Land Dancer
- Izaak Smith - Lotus Land Dancer
- Morgan Tanner - Lotus Land Dancer
- Teya Wild - Lotus Land Dancer
- Yannick Pudlorz - Warrior
- Kenny Santiago Marrero - Bubble Man (uncredited)
- Jay Williams - Lotus Land Dancer
- Laura Jacobs - Aphrodite Girl
- Ray Winstone - Ares (uncredited)
- Ben van Diepen - Park Guest (uncredited)
- Chris Columbus
- Craig Titley
- Rick Riordan
- Janet Hirshenson
- Jane Jenkins
- Heike Brandstatter
- Coreen Mayrs
- Karen Rosenfelt
- Chris Columbus
- Christophe Beck
- Randy Thom
- Gary Rizzo
- Will Files
- Robert Shoup
Capítulo disponible en las siguientes plataformas:
