Episode Four S4E4 - Episode Four 2013
When Eastwood's investigation into Olson's murder throws open some uncomfortable truths for Burns, Gibson comes under increased pressure in her hunt for Belfast's killer.
- Released: 2013-06-02
- Runtime: 50 minutes
- Genre:
- Stars: Gillian Anderson, Jamie Dornan, Niamh McGrady, Frank McCusker, John Lynch
- Director: Jakob Verbruggen