Jim McMullan

James P. McMullan (October 13, 1936 – May 31, 2019) was an American actor from Long Island, New York, best known for his role as Dr. Terry McDaniel on the 1960s series ''Ben Casey'' and as Senator Andrew Dowling on the CBS primetime soap opera ''Dallas''.

McMullan studied Industrial Design at New York University and Parsons School of Design; he graduated from the University of Kansas in 1961 with a Bachelor of Architecture degree. Provided by Wikipedia