Actor Maxim Baldry extensively researched and developed the character of Isildur for the series. Isildur’s rebelliousness and darkness are rooted in his longing to be loved, adding depth to his portrayal. The character faces challenges, such as fighting his way out of Mordor, featuring interactions with physical obstacles like Orcs and Shelob.
Baldry aimed to challenge preconceived notions about Isildur and understand the character’s motivations in the Second Age. Baldry also explored Isildur’s character through wider readings and philosophical learnings, such as Camus and the concept of rebellion as a form of love. He sought to delve deeper into Isildur’s darkness and rebellious streak to find a positive aspect within it.
The allure of the Ring and the complexities of the characters’ interactions in Middle-earth are acknowledged. Baldry sees his portrayal as an exploration of human characters and their fallibility, driven by motivations, environment, and personal history. He expresses excitement at the prospect of continuing to develop the character in future seasons.