The charm and sweetness of Casey McQuiston's novel Red, White & Royal Blue shine through in its Prime Video adaptation, directed by Matthew López.The core of the story remains intact, centring on the whirlwind romance between Alex Claremont-Diaz, played by Taylor Zakhar Perez, the First Son of the United States, and Prince Henry of Wales, played by Nicholas Galitzine. As with any adaptation, certain alterations have been made to bring the story to the screen. Let's delve into the significant changes and explore their impact on the film.