Born in Chicago, Illinois, Morrow served his country in World War II, performing in theater productions during his tour of duty. He began appearing in film and television in the late 1950s and amassed some 200 appearances in a career spanning the next 35 years. Morrow's television work ran from Peter Gunn in the late 1950s to Father Dowling Mysteries in 1991. With white hair and patrician looks, Morrow strongly resembled General william Westmoreland, who commanded U.S. troops in the Vietnam War during the 1960s. Morrow mostly played authority figures, often in uniform.