| Movie | 1992 | Braindead | Undertaker's Assistant | |
| Movie | 1988 | Good Taste Made Bad Taste | Himself | |
| Movie | 1997 | Forgotten Silver | Self | |
| Movie | 1987 | Bad Taste | Derek / Robert | |
| Movie | 2012 | Close Up | Self (archive footage) | |
| Movie | 2005 | Ringers: Lord of the Fans | Self | |
| Movie | 2005 | King Kong: Peter Jackson's Production Diaries | Self | |
| Movie | 2006 | The Sci-Fi Boys | Self | |
| Movie | 2006 | Recreating the Eighth Wonder: The Making of 'King Kong' | Self | |
| Movie | 2012 | Ray Harryhausen: Special Effects Titan | Self | |
| Movie | 2023 | Attack of the Doc! | Self | |
| Movie | 2004 | Frodo Is Great... Who Is That?!! | Self | |
| Movie | 2004 | DNZ: The Real Middle Earth | Self | |
| Movie | 2003 | Film Collectibles: Capturing Movie Memories | Self | |
| Movie | N/A | The Making of The Lord of the Rings Collection | Self | |
| Movie | 2024 | The Life and Deaths of Christopher Lee | Self | |
| Movie | 2000 | Behind the Bull | Himself | |
| Movie | 2003 | The Making of The Two Towers | | |
| Movie | 2007 | Star Wars: The Legacy Revealed | Self | |
| Movie | 2002 | New Zealand as Middle Earth | self | |
| Movie | 2021 | Peter Jackson's Military Treasures | Self | |
| Movie | 2023 | Now and Then - The Last Beatles Song | Self | |
| Movie | 2013 | The Five(ish) Doctors Reboot | Self | |
| Movie | 1998 | The Making of 'The Frighteners' | Himself | |
| Movie | 2005 | Nos Bastidores de Hollywood | Self | |
| Movie | 1989 | Meet the Feebles | Audience Member in the Theater (uncredited) | |
| Movie | 2001 | Beyond the Movie: The Fellowship of the Ring | Self | |
| Movie | 2012 | West of Memphis | Self – WM3 Supporter | |
| Movie | 1989 | Sex, Drugs and Soft Toys - The Making of Meet the Feebles | Self | |
| Movie | 2007 | Hot Fuzz | Thief Dressed as Father Christmas (uncredited) | |
| Movie | 2004 | A Filmmaker's Journey: Making 'The Return of the King' | Self | |
| Movie | 2003 | The Making of 'The Long and Short of It' | Self | |
| Movie | 2003 | Beyond the Movie: The Return of the King | Self | |
| Movie | 2001 | Quest for the Ring | Self | |
| Movie | 2001 | A Passage to Middle-Earth: Making of 'Lord of the Rings' | Self | |
| Movie | 2003 | The Long and Short of It | Bus Driver | |
| Movie | 2005 | Lord of the Brush | | |
| Movie | 1976 | The Valley | Prospector #4 | |
| Movie | 2005 | The Art of Imagination: A Tribute to Oz | Self | |
| Movie | 2004 | The Making of the Return of the King | Self | |
| Movie | 2003 | The Lord of the Rings: The Return of the King | Corsair Bosun (uncredited) | |
| Movie | 1994 | Heavenly Creatures | Bum Outside Theater (uncredited) | |
| Movie | 2003 | The Quest Fulfilled: A Director's Vision | Self | |
| Movie | 2004 | The Characters of Star Wars | Self | |
| Movie | 2006 | The Eighth Blunder of the World | Self | |
| Movie | 2001 | The Lord of the Rings: The Fellowship of the Ring | Albert Dreary / Painting of Bungo Baggins (uncredited) | |
| Movie | 2002 | The Lord of the Rings: The Two Towers | Spear-Throwing Rohan Soldier (uncredited) | |
| Movie | 2013 | River Deep, Mountain High: James Nesbitt in New Zealand | Self | |
| Movie | 2012 | The Hobbit: An Unexpected Journey | Running Dwarf in Erebor (uncredited) | |
| Movie | 1996 | The Frighteners | Man with Piercings (uncredited) | |
| Movie | 2009 | The Lovely Bones | Man at Pharmacy (uncredited) | |
| Movie | 2005 | King Kong | Biplane gunner | |
| Movie | 2018 | Mortal Engines | Sooty Pete (uncredited) | |
| Movie | 2014 | The Hobbit: The Battle of the Five Armies | Painting of Bungo Baggins (uncredited) | |
| Movie | 2013 | The Hobbit: The Desolation of Smaug | Albert Dreary (uncredited) | |
| Movie | 2003 | The Race for Everest | Self - Reuters Correspendent | |
| Movie | 2002 | The Making of The Fellowship of the Ring | Self | |
| Movie | 2003 | No Feat But What We Make: 'Terminator 2' and the Rise of Digital Effects | | |
| Movie | 2008 | RKO Production 601: The Making of “Kong, the Eighth Wonder of the World” | Self | |
| TV Show | 1993 | Blue Heelers | | 1 |
| TV Show | 2002 | Icons | | 1 |
| TV Show | 1953 | The Oscars | Self | 1 |
| TV Show | 2004 | Entourage | Peter Jackson | 1 |
| TV Show | 2015 | The Late Show with Stephen Colbert | Self | 2 |
| TV Show | 2023 | The Muppets Mayhem | Peter Jackson (uncredited) | 1 |
| TV Show | 1989 | The Simpsons | Peter Jackson (voice) | 1 |
| TV Show | 2014 | Last Week Tonight with John Oliver | Self | 1 |
| TV Show | 2020 | Reunited Apart | Self | 1 |
| TV Show | 2004 | Kulturplatz | Self | 1 |
| TV Show | 2000 | Click | Self | 1 |
| TV Show | 2009 | Last Chance to See | Self | 1 |
