Question: What character did the star of the Irish film directed by Paddy Breathnach play in the HBO drama series "Rome"?

Related documents: [0]  [DOC] Alan "Allen" Leech (born 18 May 1981) is an Irish actor best known for his role as Tom Branson on the historical drama series "Downton Abbey". 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". Leech played Marcus Agrippa on the HBO historical drama series "Rome". [END] 
[1]  [DOC] Man About Dog is a 2004 Irish comedy film starring Allen Leech, Ciaran Nolan and Tom Murphy. The film was distributed by Redbus Film Distribution and directed by Paddy Breathnach. [END]  
Answer: Marcus Agrippa
Marcus Agrippa