Dennis O'Neil - Actor Profile

Dennis O'Neil

Acting
Freshness: Jan 22, 2026
18Total Films
8.7 Highest Rated
Born: May 3, 1939
Birth Place: St. Louis, Missouri, USA

About Dennis O'Neil

Dennis Joseph O'Neil (May 3, 1939 – June 11, 2020) was an American comic book writer and editor, principally for Marvel Comics and DC Comics from the 1960s through the 1990s, and Group Editor for the Batman family of titles until his retirement. His best-known works include Green Lantern/Green Arrow and Batman with Neal Adams. It was during this run that O'Neil co-created the Batman villains Ra's al Ghul and Talia al Ghul. His other notable work includes runs on The Shadow with Michael Kaluta and The Question with Denys Cowan. As an editor, he is principally known for editing the various Batman titles. He also sat on the board of directors of the charity The Hero Initiative and served on its Disbursement Committee. Description above from the Wikipedia article Dennis O'Neil, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Career Statistics & Market Influence

Analyzing the cinematic journey of Dennis O'Neil reveals a career defined by diverse artistic exploration. With a total of 18 major appearances, the actor has established a significant footprint in global cinema.

Genre Dominance: Documentary

The majority of Dennis O'Neil's filmography leans towards the Documentary genre. Audience data suggests that viewers respond most favorably to this persona, though their versatility has allowed for successful crossovers into other categories.

The "Box Office" Signature

With a 61% Success Ratio (movies rated above 6.5), Dennis O'Neil remains a reliable draw for studios. Their peak performance was recorded in Knight Immortal, which continues to be the benchmark for their career rating-wise.

Best Dennis O'Neil Movies Ranked

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

Complete Filmography & Success Status

Tracking the career evolution and box office verdicts of Dennis O'Neil.

Dennis O'Neil - Frequently Asked Questions

What is the best movie of Dennis O'Neil?

According to audience ratings, the best movie starring Dennis O'Neil is "Knight Immortal" with a rating of 8.7/10.

How many movies has Dennis O'Neil acted in?

Dennis O'Neil has been featured in at least 18 major films throughout their career.

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

Other notable films include "Joker: Put on a Happy Face", "Batman Unmasked: The Psychology of The Dark Knight", and "Look, Up in the Sky! The Amazing Story of Superman".