Thad Mumford was born on February 8, 1951 in Washington, District of Columbia, USA as Thaddeus Quetin Mumford Jr. He was a writer and producer, known for M*A*S*H (1972), The Electric Company (1971) and The Duck Factory (1984). Mumford died after a long illness on September 6, 2018, aged 67, at his father's home in Silver Spring, Maryland.
| Movie | Sesame Street: Count It Higher | 1988 |
| Movie | Goodbye, Farewell & Amen | 1983 |
| Movie | Time Out: The Truth About HIV, AIDS, and You | 1992 |