Question: What character did the star of the Irish film directed by Paddy Breathnach play in the HBO drama series "Rome"?
Sentence (from "Allen Leech"): He made his professional acting debut with a small part in a 1998 production of "A Streetcar Named Desire", made his first major film appearance as Vincent Cusack in "Cowboys & Angels", and earned an Irish Film & Television Awards nomination in 2004 with his performance as Mo Chara in "Man About Dog".
Relevant evidence: Yes