Jeffrey Duncan Jones (born September 28, 1946) is an American character actor, best known for his roles as Emperor Joseph II in Amadeus (1984), Edward R. Rooney in Ferris Bueller's Day Off (1986), Charles Deetz in Beetlejuice (1988), Dr. Skip Tyler in The Hunt for Red October (1990), Eddie Barzoon in The Devil's Advocate (1997), and A. W. Merrick in both Deadwood (2004–2006) and Deadwood: The Movie (2019).