Cowboy Up stars the actor best known for which role on the series "24"?
Kiefer Sutherland Kiefer William Frederick Dempsey George Rufus Sutherland (born 21 December 1966) is a British-Canadian actor, producer, director, and singer-songwriter. 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.
Gary Burghoff Gary Rich Burghoff (born May 24, 1943) is an American actor, known for playing Charlie Brown in the 1967 Off-Broadway musical "You're a Good Man, Charlie Brown", and the character Corporal Walter Eugene "Radar" O'Reilly in the film "MASH", as well as the TV series.