Niall Ó Sioradáin is known for Vikings (2013), Fair City (1989) and Kin (2021).
Vikings
Kin
At Death's Door
The Clinic
Rebel Heart
TV · as James Quinn · 1 ep
TV · as Preist Uppsala, Pagan Priest (as Niall O'Siordain), Chief Priest (as Niall O'Siordain), Chief Priest (as Naill O'Siordain) · 1 ep
TV · as Ross Wilkinson · 1 ep
TV · as IRA Man · 1 ep
Movie · as Bouncer
