Roy Billing (born 1947) is a New Zealand actor and he spent almost three decades living and working in Australia. He became widely known for his role as organised-crime boss “Aussie Bob” Trimbole in the TV series Underbelly.
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| 2024 | Granite Highway as Officer Terry |
| 2024 | Myall Creek: Day of Justice as Judge Burton |
| 2023 | Love Is in the Air as Jeff Randall |
| 2020 | Asla Geç Değil as James Wendell |
| 2019 | Beast No More as Gus |
| 2018 | İşgal as Town Mayor |
| 2016 | Pike River as Peter Whittall |
| 2015 | Manny Lewis as Lyle |
| 2014 | Jack Irish: Dead Point as Harry Strang |
| 2013 | Mystery Road as Robbo |
| 2013 | Cliffy as Wally |
| 2012 | Jack Irish: Black Tide as Harry Strang |
| 2012 | Jack Irish: Bad Debts as Harry Strang |
| 2012 | Sapak as Good Samaritan |
| 2011 | Müziğin Gücü as George |
| 2011 | Underbelly Files: Infiltration as Aussie Bob |
| 2010 | Narnia Günlükleri: Şafak Yıldızının Yolculuğu as Chief Dufflepud |
| 2009 | Charlie & Boots as Roly |
| 2009 | $9.99 as Marcus Portman / Policeman #1 (voice) |
| 2009 | Boys On Film 1: Hard Love as Joe / Jana (segment "Mirror Mirror") |
| 2008 | Valentine's Day as Kevin Flynn |
| 2008 | Mirror Mirror as Joe / Jana |
| 2007 | Boy's Own Story as Uncle Charlie |
| 2007 | The Bet as George |
| 2007 | Unfinished Sky as Royce |
| 2007 | Jackie Jackie as Mr. Chuck |
| 2007 | Razzle Dazzle: A Journey into Dance as Arthur Rudd |
| 2006 | Denizden Gelen Kız as Grandpa Bob |
| 2005 | A Very Barry Christmas as Barry Buckley (voice) |
| 2005 | Small Claims: White Wedding as Ron Duffy |
| 2005 | Hell Has Harbour Views as Kevin Fields |
| 2004 | Thunderstruck as Tiny |
| 2004 | Strange Bedfellows as Fred Coulson |
| 2002 | Black and White as Det Sgt Turner |
| 2002 | Çit as Police Inspector |
| 2001 | When Good Ghouls Go Bad as Mayor Churney |
| 2000 | The Magic Pudding as Tom Bluegum (voice) |
| 2000 | Tabak as Mayor Robert 'Bob' McIntyre |
| 1999 | Erskineville Kings as Ticket Officer |
| 1999 | Siam Sunset as Bill Leach |
| 1998 | A Little Bit of Soul as Judge |
| 1997 | Thank God He Met Lizzie as Ron |
| 1997 | Doing Time for Patsy Cline as Dad |
| 1996 | Children of the Revolution as Police Sergeant |
| 1995 | Swerve as Businessman |
| 1994 | The Roly Poly Man as Sidebottom |
| 1991 | Old Scores as Frank O'Riordan |
| 1990 | Raider of the South Seas as Ted Grundy |
| 1989 | Zilch as Gary Hyde |
| 1984 | Other Halves as Harry Daniels |
| 1983 | Nate and Hayes as Auctioneer |
| 1983 | Strata as Keith |
| 1982 | The Scarecrow as Mr. Potroz |
| Benefit as Father | |
| Kangaroo as Murray | |
| Skin & Bone as Tupper |
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