Cillian O'Sullivan: Movies & Box Office
- films
- 3
- on screen
- 2019–2025
- box office
- $290M
- average score
- 63
Cillian O'Sullivan's Career in Numbers
Cillian O'Sullivan's films in numbers — as an actor, not counting appearances as themselves: when they were made, the genres Cillian O'Sullivan works in most and the milestones along the way. The filmography runs from Maze (2019) to The Lost Princess (2025), and the 2010s were the busiest decade.
Cillian O'Sullivan Movies by Decade
- 2010s 2
- 2020s 1
The 2010s were Cillian O'Sullivan's busiest decade, with 2 films.
Cillian O'Sullivan Movies by Genre
- Action 1
- Adventure 1
- Comedy 1
Action is the genre Cillian O'Sullivan has worked in most, with 1 film, ahead of adventure (1).
Cillian O'Sullivan Career Milestones
- First film
- Maze 2019
- Biggest box office hit
- Maze $288M worldwide
- Best-rated film
- Maze Movie Echo Score 68
- Newest film
- The Lost Princess 2025
Cillian O'Sullivan Filmography: Every Movie
Every film Cillian O'Sullivan is credited on, newest first, with the role, the box office and the Movie Echo Score. Rated films average a score of 63. Re-order the list to see the best-rated films or the biggest hits first.
Cillian O'Sullivan: Questions & Answers
How many movies Cillian O'Sullivan has made, the biggest hit, the best-rated film, the award record and more, answered from the filmography above.
How many movies has Cillian O'Sullivan been in?
Cillian O'Sullivan is credited on 3 films, from 2019 to 2025. The filmography on this page lists every one of them, newest first, with the role and the Movie Echo Score.
What is Cillian O'Sullivan's highest-grossing movie?
Maze (2019) is Cillian O'Sullivan's biggest box office hit, with $288M worldwide, ahead of The Lost Princess (2025) ($2.23M). Across every film with box office figures, Cillian O'Sullivan's movies have made $290M.
Cillian O'Sullivan's biggest hits What is the best Cillian O'Sullivan movie?
By the Movie Echo Score, which blends critic reviews, audience ratings and lasting impact, Cillian O'Sullivan's best-rated film is Maze (2019) with a score of 68, followed by Misty Button (2019) (58).
Best Cillian O'Sullivan movies, ranked What is Cillian O'Sullivan's newest movie?
The most recent film on Cillian O'Sullivan's filmography is The Lost Princess (2025), in the role of Alec Touati.
Coming soon to your phone
The Plot Explained Movie Summary App
From blockbusters to hidden gems: plot summaries, endings explained and timelines on your phone. Save your favorites and never miss a twist again.
Be the first to know when it launches. Your email stays private, always. Learn more about the app
