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What changed on screen
What changed on screen, title by title: 38 in total. Tap a cover to open it. Titles you haven't marked as read stay locked so nothing gets spoiled.
- Referencenod to comics or other movies
- Cameoa familiar face shows up
- Setupplanted now, pays off later
- Behind the scenesproduction trivia
- ChangePercy is 12
In the book, Percy is 12. The 2010 movie ages him up to 16. The Disney+ series went back to 12.
source ↗ - ChangeWhere the bolt is
In the book, Zeus's bolt is in the backpack Ares hands the trio, and Luke only shows his hand at the end of summer. In the movie, Hades finds the bolt hidden in Luke's shield.
source ↗ - ChangeAnother route, other monsters
In the book, the trio crosses the country to Los Angeles and fights the Furies, Medusa, Echidna and the Chimera. The movie skips part of that and puts a Hydra in the Nashville Parthenon.
source ↗ - ChangeA softer Gabe on the show
Stepdad Gabe is abusive in the book. On the show, producer Rebecca Riordan said the cruelty was toned down because it would be harder to watch on screen.
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- ChangeTyson is already at camp
In the book, Tyson is a homeless classmate at Percy's school and only shows he's a Cyclops near camp. The series followed the book. The 2013 movie has him at camp from the start.
source ↗ - ChangeKronos doesn't return in the book
In the movie, Luke revives Kronos and Percy beats him with the sword. In the book, Luke's plan fails first: Kronos does not wake up.
source ↗ - ChangeAnnabeth's death
In the movie, Annabeth is impaled by the Manticore and the Fleece brings her back. None of that is in the book.
source ↗ - ChangeCirce and the Sirens got cut
Circe, the Sirens, Scylla and the ship Queen Anne's Revenge come from the book. The Disney+ series brought Circe and the Sirens into S2. The 2013 movie skipped those stops.
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- ReferenceComing as S3
The third season of the Disney+ series adapts this book. The renewal came in March 2025 and the premiere is set for 11/20/2026.
source ↗ - Behind the scenesNo. 1 and a Quill nominee
In 2007 the book was the No. 1 New York Times children's series best seller and a Quill Award nominee. The audiobook came out on 04/24/2007, read by Jesse Bernstein.
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- Behind the scenesThe secret title
Before the announcement, the fourth book was called "Percy 4". Publishers Weekly revealed the title and John Rocco's cover on 10/04/2007.
source ↗ - Behind the scenesA million copies
The first US printing, on 05/06/2008, was about 1 million copies. Riordan made the Labyrinth grow under the whole American landscape.
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- ReferenceThe prophecy in verse
The Great Prophecy appears in full in this book, in six lines of iambic tetrameter. Book 2 already brings it up, but the exact words only show up here.
source ↗ - Behind the scenesSeries finale, top of the list
The last Olympians book reached No. 1 on the USA Today list. Common Sense Media gave it five stars and warned it is the most violent of the series.
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- Behind the scenesInspired by video games
Riordan built the second series from games like World of Warcraft and Scion, which he played with his kids. The three new heroes are Jason, Piper and Leo.
source ↗ - ReferenceA change of narrator
The Olympians books are narrated by Percy alone, in first person. This book moves to third person and rotates the point of view between several characters.
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- Behind the scenesThe biggest print run yet
The first printing was 3 million copies, the largest Disney-Hyperion had done to that point. The book debuted at No. 1 on the New York Times list.
source ↗ - Behind the scenesPercy's role confirmed
On 05/26/2011, Riordan released the cover and first chapter, confirming Percy would play a part. In October 2011, Amazon picked it as its Best Book of the Month.
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- Behind the scenes3.5 million copies
Riordan confirmed on 09/27/2012 a first US printing of 3.5 million copies. In its first week the book sold about 237,000.
source ↗ - Behind the scenesFirst chapter on tour
Riordan read part of the first chapter on the tour for the last Kane book, The Serpent's Shadow. The cover and the full first chapter went up on Disney's official Heroes of Olympus site.
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- Behind the scenesA gift for each store
The first printing came with store-specific gifts: Camp Half-Blood or Camp Jupiter bumper stickers at Walmart, a door hanger at Target and a full-color map of Tartarus at Barnes & Noble.
source ↗ - Behind the scenesA trip to Greece
To write the book, Riordan drew on the Mediterranean trip he took with his family as part of a Disney-Hyperion promotion. The book has been translated into 37 languages.
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- Behind the scenesThree million copies
Disney announced a first printing of 3 million copies on 10/07/2014, in hardcover and ebook.
source ↗ - ReferenceTwo more narrators
The series finale adds two more narrative points of view. Critics praised the choice but pointed to loose ends.
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- Behind the scenesAnnounced in October 2022
The book was announced on 10/18/2022. Victo Ngai's cover was revealed on 02/24/2023, along with the date: 09/26/2023.
source ↗ - ReferenceWhere it fits
This is the sixth book of the Olympians series and opens the Senior Year Adventures. It takes place after the Heroes of Olympus and before the Trials of Apollo.
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- Behind the scenesAnnounced at the last book's launch
Riordan announced the book on 09/26/2023, at the launch event for The Chalice of the Gods. Victo Ngai's cover came out on 01/18/2024.
source ↗ - ReferenceBook number 7
It is the seventh book in the Olympians series and the second of the Senior Year Adventures. It came out on 09/24/2024, exactly a year after The Chalice of the Gods.
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- Behind the scenesThe idea came from a guide
Riordan says he thought of a mortal Apollo while writing Percy Jackson's Greek Gods, when he found two myths of Zeus punishing the god. Chapter titles are bad haiku, because Apollo is the god of poetry.
source ↗ - Behind the scenesStraight to the top
The book sold over 62,000 copies in its first week and ranked No. 1 on the New York Times list. Barnes & Noble bundled in a letter from Apollo to Zeus.
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- Behind the scenesOstriches and griffins on the cover
John Rocco's cover, revealed on 12/22/2016, shows Apollo with battle ostriches and a pair of griffins. USA Today ran the first chapter the same day.
source ↗ - Behind the scenesTwo million copies
The first US printing was 2 million copies, on 05/02/2017. In March, Riordan signed about 1,700 copies.
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- Behind the scenesA No. 1 debut
On release the book hit No. 1 on the Publishers Weekly children's frontlist fiction list and No. 3 overall, staying there for two weeks. It sold over 52,000 copies in its first week.
source ↗ - Behind the scenesApollo's voice
The audiobook is read by Robbie Daymond, the same actor as the two previous books, and published by Listening Library. The cover is by John Rocco.
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- Behind the scenesFinished in April
Riordan said on May 16, 2019 that he finished writing the book on April 1. It still did not come out until 09/24/2019, because of printing and distribution.
source ↗ - Behind the scenesA Barnes & Noble poster
The Barnes & Noble edition included a poster of one of the book's scenes. Publishers Weekly ranked it No. 1 on 11/18/2019.
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- Behind the scenesChapters before release
Hypable ran the first two chapters, along with the cover, on 02/14/2020. The book came out on 10/06/2020.
source ↗ - ReferenceEnd of the main cycle
This is the last book of the main Camp Half-Blood Chronicles. The Barnes & Noble edition included a poster, "Apollo's Monster Menagerie", showing the book's monsters.
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