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Known For

Mark O'Brien is known for:

  • Arrival
    Taking place after alien crafts land around the world, an expert linguist is recruited by the military to determine whether they come in peace or are a threat.
  • The Darkest Minds
    After a disease kills 98% of America's children, the surviving 2% develop superpowers and are placed in internment camps. A 16-year-old girl escapes her camp and joins a group of other teens on the run from the government.
  • Ready or Not
    A bride's wedding night takes a sinister turn when her eccentric new in-laws force her to take part in a terrifying game.

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Biography

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).