Script supervisor, actor Harry Lloyd Nelson had his first starring role in Man Beast (1956), and learned the duties of a script supervisor while coaching child star Jon Provost in the television series Lassie
| Episode |
Gunsmoke The Legend |
1971 |
| Episode |
Gunsmoke Tatum |
1972 |
| Episode |
Gunsmoke Town in Chains |
1974 |
| Episode |
Gunsmoke The River (1) |
1972 |
| Episode |
Gunsmoke The Guns of Cibola Blanca (1) |
1974 |
| Episode |
Gunsmoke The Iron Blood of Courage |
1974 |
| Episode |
Gunsmoke Waste (1) |
1971 |
| Episode |
Gunsmoke Waste (2) |
1971 |
| Episode |
Gunsmoke Alias Festus Haggen |
1972 |
| Episode |
Gunsmoke Jesse |
1973 |
| Episode |
Gunsmoke Hard Labor |
1975 |