Jeffrey Duncan Jones (born September 28, 1946 ) is an American actor. He has appeared in many films and television shows, but is best known for his roles as Emperor Joseph II in Milos Forman’s Academy Award winning Amadeus, and as the infamous dean of students, Edward R. Rooney, in the 1986 John Hughes film Ferris Bueller’s Day Off.
Jeffrey Jones is a Voyager, a main fictional character in the 1982-83 television series Voyagers! He was played by Meeno Peluce.
Jeffrey Duncan Jones was born in Buffalo, New York. He is a very tall, fair-haired character actor who is recognized all over for his excellent work. He is a veteran stage actor having such plays as "The Elephant Man" and Neil Simon's "London Suite" under his belt. His first film role was in Revolutionary, The (1970).
