Question: Cowboy Up stars the actor best known for which role on the series "24"?
Sentence (from "Kiefer Sutherland"): He is best known for his portrayal of Jack Bauer on the Fox drama series "24" (2001–2010, 2014), for which he earned an Emmy Award, a Golden Globe Award, two Screen Actors Guild Awards and two Satellite Awards.
Relevant evidence: Yes