Cillian Murphy ’s son has some explosive news.

Aran Murphy , the 17-year-old son of the Oppenheimer actor and his wife Yvonne McGuinness , is set to star in the upcoming HBO and Sky series War alongside Dominic West and Sienna Miller , according to an Oct. 22 Instagram announcement from his talent agency.

The legal thriller will see a high-powered tech titan (Dominic) and an international superstar (Sienna) go through a messy divorce as two rival law firms compete to triumph both in the courtroom and the world outside of it, per TV Insider .

While the London-based series will be the teen’s first TV show, he previously starred in the 2022 Irish film Lola and has completed filming Taika Waititi ’s movie adaptation of Klara and

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