Ross O'Hennessy is an actor best know for playing the Lord of Bones in HBO's award-winning series GAME OF THRONES. He played a series regular in Starz / BBC series DA VINCI'S DEMONS. Recurring roles include ABSENTIA (Amazon) and Kurt Sutter's medieval drama THE BASTARD EXECUTIONER (FX).

Ross' extensive television credits also include HANNA (Amazon), THE A LIST (Netflix), TORCHWOOD (BBC) and THE MUSKETEERS (BBC). Film credits include Tom Cruise blockbuster MISSION IMPOSSIBLE: FALLOUT as well as BACKDRAFT 2 and Jesse V. Johnson's AVENGEMENT.

He has recently shot feature films THE LOSS ADJUSTOR with Luke Goss, and TRIBAL: GET OUT ALIVE, both out this year.