John Gregg
- Compleanno:
- 01/12/1939
- Luogo di nascita:
- Campbell Town, Tasmania, Australia:
 | A Stitch in Time (2022) Justin |
 | Radio Pirates (2014) Willis |
 | The View from Greenhaven (2008) Tobe |
 | Black and White (2002) Rohan Rivett |
 | To End All Wars (2001) Camp Doctor Coates |
 | Emmerdale: The Dingles Down Under (1997) John Gibson |
 | Ebbtide (1994) Chalmers |
 | Trouble in Paradise (1989) Seth |
 | Two Brothers Running (1988) Nelson |
 | Travelling North (1987) Jim |
 | Burke & Wills (1985) Alfred Irwin |
 | Bootleg (1985) Brown |
 | Crime of the Decade (1984) Laurie Fletcher |
 | Heatwave (1982) Philip Lawson |
 | Doctor Who: The Ark in Space (1975) Lycett |