Jack MacGowran
John Joseph Jack MacGowran was an Irish character actor, probably best known for his work with Samuel Beckett. His last film role was as the alcoholic director Burke Dennings in The Exorcist.
MacGowran was born onOctober 1918 in Dublin. He established his professional reputation as a member of the Abbey Players in Dublin, while he achieved stage renown for his knowing interpretations of the works of Samuel Beckett. He appeared as Lucky in Waiting For Godot at the Royal Court Theatre, and with the Royal Shakespeare Company in Endgame at the Aldwych Theatre. He released an LP record, MacGowran Speaking Beckett, to coincide with Samuel Becketts 60th birthday in 1966, and won the 197071 Obie for Best Performance By an Actor in the offBroadway play MacGowran in the works of Beckett.
Source: Wikipedia