Alex Hassell is best known for playing The Deputy in *The Boys*, Lancelot in *The King*, and John Diamond in *The Miniaturist*.
Films
- RivalsRupert Campbell-Black2024
- The Tragedy of MacbethRoss2021
- ViolationCaleb2020
- The KingLancelot2019
- SubmergenceChristopher2017
- Two Men in TownRodrigo2014
- AnonymousCourtier2011
TV shows
- The BoysThe Deputy / Stormfront’s husband2022–2024
- The FSBTBA2025
- One DayMr. Godalming2024
- The ChangelingWilliam Wheeler2023
- RedemptionDC Liam McKee2022
- The EnglishThomas Trafford2022
- Vienna BloodDI Oskar Rheinhardt2020–2021
- The MiniaturistJohannes Brandt2017
- New WorldsRalph2014
- The Hollow CrownSomerset2012
- CasualtyRyan Griffiths2008
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About Alex Hassell
Alex Hassell is an English actor known for his versatility across stage and screen. He trained at the Royal Academy of Dramatic Art and has built a solid career in period dramas, thrillers and superhero series, including a memorable turn as The Deputy in Amazon’s *The Boys*.
FAQs
What is Alex Hassell best known for?
He is widely recognised for playing The Deputy in *The Boys* (2022–2024) and Lancelot in the Netflix film *The King* (2019).
Is Alex Hassell in *Rivals*?
Yes, he plays the charismatic cad Rupert Campbell-Black in the 2024 Disney+ adaptation of Jilly Cooper’s novel.
What was Alex Hassell’s first major TV role?
He played Ryan Griffiths in an episode of *Casualty* in 2008, but his breakthrough was the lead in *The Miniaturist* (2017).
Has Alex Hassell done theatre work?
Yes, he is a celebrated stage actor, having performed with the RSC and in the West End, including roles in *Henry V* and *The Tempest*.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026