Question: Open House starred which actor who played the role of Mark Cohen in "Rent"?
Sentence (from "Anthony Rapp"): Anthony Deane Rapp (born October 26, 1971) is an American stage and film actor and singer best known for originating the role of Mark Cohen in the Broadway production of "Rent" in 1996 and later for reprising the role in the film version and the Broadway Tour of "Rent" in 2009.
Relevant evidence: Yes