No photoActingFergus O'DonnellKnown forDownton Abbey2010DRAMA12 Monkeys2015SCI-FIFoyle's War2002MYSTERYDalziel and Pascoe1996MYSTERYFull filmographyDownton Abbey2010DRAMA12 Monkeys2015SCI-FIFoyle's War2002MYSTERYDalziel and Pascoe1996MYSTERYAbsentia2017CRIMEPrime Suspect1991CRIMELovejoy1986COMEDYBrimstone2016THRILLERThe Lord of the Rings: The War of the Rohirrim2024ANIMATIONI May Destroy You2020DRAMAGunpowder2017WARThe Princess2022ACTION