Billy was born in Northern Ireland and divides his time between the US and the UK.
His credits include playing Thomas Andrews in the mini-series Titanic:Blood and Steel and Walter Winchell in HBO's The Plot Against America.
He has also enjoyed an extensive theatre career, with performances on Broadway (including Sing Street and A Moon for the Misbegotten), the West End, the RSC and National Theatre.
Most recently he completed filming a regular role on the Apple MGM+ series American Classic starring opposite Kevin Kline and Laura Linney.
Billy was born in Northern Ireland and divides his time between the US and the UK.
His credits include playing Thomas Andrews in the mini-series Titanic:Blood and Steel and Walter Winchell in HBO's The Plot Against America.
He has also enjoyed an extensive theatre career, with performances on Broadway (including Sing Street and A Moon for the Misbegotten), the West End, the RSC and National Theatre.
Most recently he completed filming a regular role on the Apple MGM+ series American Classic starring opposite Kevin Kline and Laura Linney.














































































































































































