Mark Halloran - President & Co-Founder - Career Lion Inc. | LinkedIn
Mark O'Halloran - IMDb
Mark O'Halloran - Senior Legal Counsel, Supply Chain - EVBox | LinkedIn
Mark O'Halloran: 'I think I've gone as dark as I'm going to go' – The Irish Times
Viva la vida: Mark O'Halloran explains the Cuban connection – The Irish Times
Mark O'Halloran (Actor/ Writer/ Director): Episode 99 | An Irishman Abroad
Mark O'Halloran in conversation...
S02E09: Mark O'Halloran - Galway Film Fleadh
Mark O'Halloran (writer) - Wikipedia
Mark O Halloran MICE CEng - Managing Director - AJMS Consultants | LinkedIn
Mark O'Halloran - Independent Talent
Galway United Academy - Mark O'Halloran
INTERVIEW - Mark O'Halloran talks CELLAR DOOR - Highlight, interviews • Movies.ie - Irish Cinema Site
Mark O'Halloran: 'I can never retire. I can never afford to be sick, I can never falter' | Independent.ie
Mark O'Halloran - Casarotto Ramsay & Associates
Mark O'Halloran – Movies, Bio and Lists on MUBI
Mark O'Halloran - Rotten Tomatoes
Writer Mark O'Halloran: 'My record collection is my most treasured possession. I put a record on first thing after I get up and I play music all day basically. I love it'
Meet Mark O'Halloran | Top Seattle Personal Injury Attorney - YouTube
Conversations After Sex: Mark O'Halloran talks to Tubridy
PLAYERS | Mark O'Halloran | The Mighty Panthers
Mark O'Halloran | Scripteast
Emma and Mark O'Halloran Learn a New Trade - Cultural Attaché
The Unique Talent of Mark O'Halloran | Newstalk
