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| Año | Título | Personaje | Valoración |
|---|---|---|---|
| 1988 | The True Believers | Wally | ☆☆☆☆☆ |
| 1987 | Cocodrilo Hunter | Joe Blunt | ★★★☆☆ |
| 1987 | El Profesor Poopsnagle | Professor Poopsnaggle | ★★★★☆ |
| 1987 | Rafferty's Rules | Brian Donohue | ★★★☆☆ |
| 1986 | The Flying Doctors | Young Bill | ★★★☆☆ |
| 1985 | Zoo Family | Pop Sutcliffe | ★★★★☆ |
| 1979 | The Last of the Knucklemen | Old Arthur | ★★★☆☆ |
| 1979 | Mi brillante carrera | Squatter | ★★★☆☆ |
| 1978 | Plunge Into Darkness | Abe | ★★☆☆☆ |
| 1978 | Newsfront | Len's Father | ★★★☆☆ |
| 1977 | The Singer and the Dancer | Doctor | ★★★★☆ |
| 1977 | The Mango Tree | Scanlon | ☆☆☆☆☆ |
| 1976 | Mad Dog Morgan | Martin | ★★★☆☆ |
| 1976 | El juguete del diablo | Brother Hanrahan | ★★★☆☆ |
| 1970 | Ned Kelly | Father O'Hea | ★★☆☆☆ |
| 1968 | Skippy the Bush Kangaroo | Mr Trundle | ★★★☆☆ |
| 1968 | Skippy the Bush Kangaroo | M. V. Archer | ★★★☆☆ |
| 1968 | Skippy the Bush Kangaroo | Sergeant Bannen | ★★★☆☆ |
| 1964 | James Bond contra Goldfinger | Hawker | ★★★★☆ |
| 1963 | Distrito 11 | Father Dominic | ★★★☆☆ |
| 1963 | El sirviente | Waiter | ★★★★☆ |
| 1962 | La habitación en forma de L | Bert | ★★★☆☆ |
| 1962 | Go to Blazes | Fireman | ★★★☆☆ |
| 1962 | Serena | Norman Cole | ★★★☆☆ |
| 1962 | El santo | Mulloon | ★★★★☆ |
| 1960 | Tres vidas errantes | Shearer | ★★★☆☆ |
| 1959 | The Siege of Pinchgut | Pat Fulton | ★★★☆☆ |
Películas destacadas de Gerry Duggan
Estas son las películas más destacadas en las que ha trabajdo:
Series
Las series más importantes en las que ha participado son las siguientes:
