Name	Known for
Lochlann O'Mearáin Rohan (as Lochlainn O'Mearain) Rohan (as Lochlainn O'Mearain) See fewer	Outlander (2014)
Lisa Dwan Princess Deirdra Princess Deirdra See fewer	Top Boy (2011)
Justin Pierre Prince Ivar Prince Ivar See fewer	Hellboy II: The Golden Army (2008)
Vincent Walsh Angus Angus See fewer	Played (2013)
Stephen Brennan King Conchobar King Conchobar See fewer	The Last Duel (2021)
Barry Cassin Cathbad Cathbad See fewer	The Count of Monte Cristo (2002)
Charlotte Bradley Queen Maeve Queen Maeve See fewer	The Gift (2014)
Gerry O'Brien Torc Torc See fewer	Reign of Fire (2002)
Peadar Lamb Fin Varra (credit only) Fin Varra (credit only) See fewer	Far and Away (1992)
Ned Dennehy Mider (credit only) Mider (credit only) See fewer	Good Omens (2019)
Kelly Campbell Aideen Aideen See fewer	The Other Lamb (2019)
Paul Kennedy Battalion Chief (credit only) Battalion Chief (credit only) See fewer	Mystic Knights of Tir Na Nog (1998)
Michael McCabe Bogie (credit only) Bogie (credit only) See fewer	Sodium Party (2013)
Shaun Elebert Ice Lord of Temra (voice) (credit only) Ice Lord of Temra (voice) (credit only) See fewer	Studs (2006)
Sharon Hogan Nemain (uncredited) Nemain (uncredited) See fewer	The Abduction Club (2002)
Eric O'Cuinn Lugad (uncredited) Lugad (uncredited) See fewer	H3 (2001)
Ben Palmer Prince Garrett (uncredited) Prince Garrett (uncredited) See fewer	The Abduction Club (2002)