The Best Cillian O'Sullivan Movies, Ranked
3 credits from 2019 to 2025, ranked by the Movie Echo Score — a blend of critic reviews, audience ratings and lasting impact. Maze (2019) comes out on top with a score of 68. The biggest box office hit is Maze (2019) with $288M worldwide. Below: the best films by genre and by decade, the most awarded and the newest releases.
The Best Cillian O'Sullivan Movie in Every Genre
The best-rated film in each genre Cillian O'Sullivan has worked in, the genres with the most films first. Action leads with 1 films, and The Lost Princess (2025) is the pick of them.
The Best Cillian O'Sullivan Movies: Questions & Answers
The best-rated, highest-grossing, most awarded and newest Cillian O'Sullivan films, answered from the rankings on this page.
What is the best Cillian O'Sullivan movie?
Maze (2019) is the best-rated Cillian O'Sullivan film, with a Movie Echo Score of 68, ahead of Misty Button (2019) (58). The Movie Echo Score blends critic reviews, audience ratings and how well a film has lasted.
Maze: cast, ratings & box office What is the highest-grossing Cillian O'Sullivan movie?
Maze (2019) made the most at the box office, with $288M worldwide, followed by The Lost Princess (2025) with $2.23M. Together, Cillian O'Sullivan's films with box office figures have made $290M.
What is the best Cillian O'Sullivan action movie?
The Lost Princess (2025) is the best-rated of Cillian O'Sullivan's action films. In other genres: Maze (adventure) and Misty Button (comedy).
What is the newest Cillian O'Sullivan movie?
The newest film on Cillian O'Sullivan's filmography is The Lost Princess (2025), with Cillian O'Sullivan as Alec Touati.
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