About Mark O'Brien
Mark O'Brien is a renowned actor born in St. Johns, Newfoundland, Canada, with 82 credits to their name.
Mark O'Brien (born May 7th, 1984) is a Canadian actor and director. He is best known for playing the role of Des Courtney in Republic of Doyle (2010) and Tom Rendon in Halt and Catch Fire (2014).
Known For
Complete Filmography
Ray's Insights
Portfolio Overview
Mark O'Brien has contributed to 59 unique projects, with an average rating of 6.3/10. Their work spans both film and television, showcasing diverse storytelling.
Career Timeline
Active since 2008 — present (18 years), Mark O'Brien has built a substantial body of work.
Primary Expertise
Known primarily for actor. Mark O'Brien has appeared in 44 films on screen and on 13 TV projects.
Current Popularity
Mark O'Brien has a dedicated following, with a popularity score of 1.7.
People Also Ask
Which titles feature work by Mark O'Brien?
Mark O'Brien has contributed to acclaimed titles including Arrival, Marriage Story, Ready or Not and more. That is 82 credits in total. Primary field: actor.
Mark O'Brien — what are they known for?
Primary field: actor. The highest-rated titles are Arrival, Marriage Story. The career now spans over 18 years.
How many titles does Mark O'Brien have?
Credited on 44 on-screen roles, 25 crew credits in feature films and 13 television titles. 82 screen credits in total.
Mark O'Brien — what are the latest titles?
The most recent projects are The Outer Threat, The Voices of Our Mother, The Voices of Our Mother.
Where can I watch titles with Mark O'Brien?
TasteRay shows streaming availability for these titles. We aggregate data from Netflix, Amazon Prime, Disney+, HBO Max and 50+ other services. In our catalogue: 69 films from this filmography.
Mark O'Brien — social media?
Yes — Mark O'Brien is on X (Twitter). Links to the official profiles are at the top of this page.
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