There have already been two previous Percy Jackson and the Olympians films, 2010 original and the 2013 sequel, both of which were based on the same source material.
The critics pointed out the films’ large and at times incomprehensible deviations from the best-selling books as a key issue. Riordan has complained about being excluded from the filming process and claims to have never seen the films.
With Aryan Simhadri and Leah Sava Jeffries joining the cast in May of 2022 to play Grover Underwood and Annabeth Chase, Disney completed the show’s key three in May of that year (via Variety).