cast
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Andrea Riseborough
Colette McVeigh
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Clive Owen
Mac
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Gillian Anderson
Kate Fletcher
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Aidan Gillen
Gerry
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Domhnall Gleeson
Connor
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Brid Brennan
Ma
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David Wilmot
Kevin Mulville
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Stuart Graham
Ian Gilmour
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Martin McCann
Brendan
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Maria Laird
Young Collette
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Barry Barnes
Gerry Senior
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Michael McElhatton
Liam Hughes
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Gary Lydon
Geoff
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Daniel Tatarsky
Watcher
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Tom Bennett
Watcher #2
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Nicholas Asbury
Agent
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Morgan Watkins
MI5 Officer
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Karl Shiels
Mulville's Driver / Gunman
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Mark Huberman
RUC Officer at Hospital
- Ronnie McCann RUC Constable
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Eoin Murtagh
Louie, Fletcher's Son
- Alan Devine Social Club Barman
- Ben Smyth Sean
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Nia Gwynne
Female Watcher
- Cathal Maguire Mark
- Ian Patterson News Reporter
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Alan O'Neill
RUC Officer
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David Herlihy
Senior Staff Officer
- Frank Smith Henderson
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Kate Nic Chonaonaigh
Henderson's Wife
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Lisa Walsh
Brendan's Girlfriend
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Una Carroll
Brendan's Mum
- James Greene British Soldier (uncredited)
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Anna Elizabeth McGrath
Mourner (uncredited)
- Anne Brogan Bridget