From Wikipedia, the free encyclopedia John Henry Lawlor III (June 5, 1941 – February 13, 2025) was an American actor and assistant director. Early life Lawlor was born on June 5, 1941, in Troy, New York, but spent much of his early life in Boulder, Colorado, where his mother was a teacher of special needs children at Casey Jr. High School. In the late-1960s, he worked as a AmeriCorps Seniors volunteer trainer in Denver. Career His best known roles were Supervisor Leonard Marsh on the televi...