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Mary O'Brien

Acting
Updated: Apr 14, 2026
4Total Films
6.8 Highest Rated
Born: Feb 13, 1906
Birth Place: Texas, USA

Mary O'Brien Movies & Career Overview

The filmography of Mary O'Brien reflects a career marked by diverse experimentation. Across 4 major appearances, the actor has built a reputation through performances in multiple genres and storytelling styles.

Dominant Genre

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

Success Ratio

Approximately 25% of Mary O'Brien'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 Battling Butler, which stands out as a key performance.

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Best Mary O'Brien Movies Ranked

Must-watch hits from Mary O'Brien's career based on audience ratings.

Full Filmography

Every movie Mary O'Brien has appeared in, with audience ratings and verdicts.

YearMovieCharacterSuccessMore
1944 Moonlight and Cactus Amanda Flop Similar →
1943 So's Your Uncle Herself Flop Similar →
1926 It Must Be Love Lois Flop Similar →
1926 Battling Butler Battling Butler's Wife Hit Similar →

Mary O'Brien - Frequently Asked Questions

What is the best movie of Mary O'Brien?

According to audience ratings, the best movie starring Mary O'Brien is "Battling Butler" with a rating of 6.8/10.

How many movies has Mary O'Brien acted in?

Mary O'Brien has been featured in at least 4 major films throughout their career.

What are some other popular movies by Mary O'Brien?

Other notable films include "So's Your Uncle", "Moonlight and Cactus", and "It Must Be Love".

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