
Aidan O'Callaghan
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Biography
Aidan O'Callaghan is an accomplished actor recognized for his compelling performances across television, film, and theatre. His role as Kareg in The Witcher: Blood Origin (Netflix) marked a significan... Aidan O'Callaghan is an accomplished actor recognized for his compelling performances across television, film, and theatre. His role as Kareg in The Witcher: Blood Origin (Netflix) marked a significant milestone in his career, placing him within the expansive and beloved Witcher franchise. This Netflix prequel, which features an ensemble cast including Michelle Yeoh and Jodie Turner-Smith, has captivated audiences worldwide, amassing over 30 million views since its release. In addition to The Witcher, Aidan has showcased his versatility in various projects, including notable international television series such as The Rook (Starz) and Wolfe (Sky). His film credits include the BAFTA and Oscar contender A Simple Killing (2024) and Somatic (2016), where he took on complex roles that demonstrate his range as an actor. While his early recognition came from his time on EastEnders and Emerdale, it is his dynamic performances and dedication to his craft that continue to resonate with audiences. With a growing reputation for tackling diverse characters, Aidan O'Callaghan is poised for an exciting future in the entertainment industry, captivating viewers with each new role he takes on.

The Witcher: Blood Origin
Sci-Fi & Fantasy, Action & Adventure, Drama • 2022 December

The Rook
Mystery, Sci-Fi & Fantasy • 2019 June

Wolfe
Crime • 2021 September

EastEnders
Soap, Drama, Crime • 1985 February

Emmerdale
Soap, Drama • 1972 October

Creep House
Mystery • 2014 December

Here Be Dragons
Horror • 2018 December

The Reckoning of Erin Morrigan
Drama • 2025 June