Former brother-in-law of poet laureate Howard Nemerov.
Father of photographer Amy Arbus and writer/art director Doon Arbus.
Known for playing psychiatrist Doctor Sidney Freedman on M*A*S*H (1972) as a guest star for the entire series.
Attended DeWitt Clinton High School and City College in New York.
His first job was in Russek's Department Store, where he met his first wife, Diane Nemerov.