Question: Which actor, who is well known for their role in "Brothers & Sisters", starred in the 2009 miniseries Iron Road?
Sentence (from "Iron Road"): Starring Sun Li, Luke Macfarlane, Peter O'Toole, Sam Neill, and Charlotte Sullivan, "Iron Road" chronicles the untold story of Chinese workers who helped to build the Canadian Pacific Railway in the 1880s.
Relevant evidence: Yes