O
| Character | Actor | Duration |
|---|---|---|
| Hayley O'Connor | Alyssa McClelland | 2011, 2012 |
| Rosie O'Connor | Martika Sullivan | 2009 |
| Kelly O'Mara | Martika Sullivan | 2011 |
| Emily O'Kane | Rochelle Eardley | 1998, 2000 |
| Mardi O'Kane | Kelly Cawley | 1998 |
| Roy O'Neale | Mervyn Drake Russell Keifel |
1992 1993–1994 |
| Tony O'Rourke | Daniel Roberts | 1997 |
| Ian Osbourne | Andrew McFarlane | 2004 |
| Fred Owens | Keith Holloway | 1990 |
Read more about this topic: Laura De Groot