| 2026 | The Fox | The Magpie (voice) |
| 2025 | Not Only Fred Dagg But Also John Clarke | Self |
| 2016 | Hunt for the Wilderpeople | Hec |
| 2011 | Ice | Anthony Kavanagh |
| 2009 | Skin | Abraham Laing |
| 2009 | Under the Mountain | Mr. Jones |
| 2009 | The Man in the Hat | Reader of Correspondence |
| 2008 | Dean Spanley | Dean Spanley |
| 2005 | New Zild - The Story of New Zealand English | Self |
| 2004 | The Making of Sleeping Dogs | Self |
| 2003 | Perfect Strangers | Man |
| 2000 | Numero Bruno | Self |
| 1997 | Forgotten Silver | Self |
| 1997 | The Rainbow Warrior | Chief Inspector Alan Galbraith |
| 1995 | Cinema of Unease: A Personal Journey by Sam Neill | Director |
| 1995 | Cinema of Unease: A Personal Journey by Sam Neill | Writer |
| 1995 | Cinema of Unease: A Personal Journey by Sam Neill | Narrator / Host |
| 1993 | The Piano | Alisdair Stewart |
| 1990 | Cowboys of Culture | Self |
| 1979 | On the Road with Red Mole | Writer |
| 1979 | On the Road with Red Mole | Director |
| 1978 | Surf Sail | Director |
| 1978 | Surf Sail | Narrator (voice) |
| 1978 | Sleeping Dogs | Smith |
| 1978 | New Country - New People | Director |
| 1977 | Flare - A Ski Trip | Director |
| 1977 | Architect Athfield | Director |
| 1977 | Architect Athfield | Narrator |
| 1975 | Four Shorts on Architecture | Director |
| 1975 | Four Shorts on Architecture | Writer |
| 1975 | Four Shorts on Architecture | Editor |
| 1975 | Four Shorts on Architecture | Narrator (voice) |
| 1975 | Ashes | Priest |
| 1975 | Landfall | Eric |
| 1974 | Phone | Director |
| 1974 | Phone | Writer |
| 1974 | Phone | Editor |
| 1973 | The Sealhunters | Editor |
| 1973 | Hunt's Duffer | Bradley |
| 1972 | The Water Cycle | Hydro enthusiast |
| 1971 | The City of No | The neighbour |