Nick Shirm portrayed Zacharias Smith in the film and video game adaptations of Harry Potter and the Order of the Phoenix. He was credited as "Slightly Doubtful Boy" in the film. He also appeared in the movie of Harry Potter and the Deathly Hallows: Part 2.
Nick Shirm is currently studying singing at Guildhall School of Music and Drama in London and has appeared alongside Harry Potter co star, Helena Bonham Carter in Sixty Six. He has also appeared in the London West End in Chitty Chitty Bang Bang. He is now the singer in London-based band 'Manifesto'.
- Harry Potter and the Deathly Hallows: Part 2 (2012) - Zacharias Smith
- Fringe (2010)
- My Brother (2008) - Luke
- Harry Potter and the Order of the Phoenix (video game) (2007) - Zacharias Smith
- Harry Potter and the Order of the Phoenix (film) (2007) - Zacharias Smith / Slightly Doubtful Boy
- Sixty Six (2006) - Michael Hempel