Movies of Mark O'Halloran and John Olohan together

Mark O'Halloran and John Olohan have starred in 1 movie together. Their first film was Swansong: Story of Occi Byrne in 2009..

Use the timeline above to view all the movies that Mark O'Halloran and John Olohan have starred in together. You can use the arrows or the arrow keys on your keyboard to slide from left-to-right along the timeline. If you have a touch device, you can slide left-to-right as well.

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