Aún no disponemos de datos de Slim Duncan en la Base
Filmografía parcial 
| --<>-- | ||
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - |  FIRECREEK (1968) ... Fyte [como Harry 'Slim' Duncan] | |
| - | DESPERADOES' OUTPOST (1952) ... Sargento | |
| - | BONANZA TOWN (1951) ... Slim Dunca | |
| - | FRONTIER OUTPOST (1950) ... Violinista | |
| - | TEXAS DYNAMO (1950) ... Slim Duncan | |
| - | BLAZING TRAIL, THE (1949) ... Violinista | |
