Dennis O'Neill - Actor Profile

Dennis O'Neill

Acting
Updated: Apr 14, 2026
7Total Films
10.0 Highest Rated
Born: Feb 25, 1948

About Dennis O'Neill

Dennis O'Neill is a Welsh operatic tenor and recording artist.

Dennis O'Neill Movies & Career Overview

The filmography of Dennis O'Neill reflects exceptional commercial consistency. Across 7 major appearances, the actor has built a reputation through performances in multiple genres and storytelling styles.

Dominant Genre

A large portion of Dennis O'Neill's work falls within the Music genre, where audiences tend to respond most strongly to their on-screen presence.

Success Ratio

Approximately 71% of Dennis O'Neill's films maintain ratings above 6.5, indicating a consistent level of audience approval.

One of the most highly rated entries in their career remains Mefistofele, which stands out as a key performance.

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Best Dennis O'Neill Movies Ranked

Must-watch hits from Dennis O'Neill's career based on audience ratings.

Full Filmography

Every movie Dennis O'Neill has appeared in, with audience ratings and verdicts.

Dennis O'Neill - Frequently Asked Questions

What is the best movie of Dennis O'Neill?

According to audience ratings, the best movie starring Dennis O'Neill is "Mefistofele" with a rating of 10.0/10.

How many movies has Dennis O'Neill acted in?

Dennis O'Neill has been featured in at least 7 major films throughout their career.

What are some other popular movies by Dennis O'Neill?

Other notable films include "Die Fledermaus", "Der Rosenkavalier", and "Verdi: Macbeth".

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