Sigrid Thornton
- Compleanno:
- 02/12/1959
- Luogo di nascita:
- Canberra, Australian Capital Territory, Australia:
 | Slant (2022) Vivianne Verity |
 | Wentworth: Behind the Bars (2020) Sonia Stevens |
 | David Stratton: A Cinematic Life (2017) Self |
 | Scare Campaign (2016) Vicki |
 | BFFs (2014) Jacqueline |
 | Face to Face (2011) Claire Baldoni |
 | The Telegram Man (2011) Barbara Lewis |
 | Not Quite Hollywood (2008) Self |
 | Little Oberon (2005) Lola Green |
 | The Pact (2003) Susan Tuttle |
 | Inspector Gadget 2 (2003) Mayor Wilson |
| | Living With Happiness (2002) Mother (voice) |
 | Love in Ambush (1997) Shelley Kincaird |
 | Whipping Boy (1996) Cass |
 | Trapped in Space (1994) Issacs |
 | Over the Hill (1992) Elizabeth |
 | The Man From Snowy River II (1988) Jessica |
 | The Lighthorsemen (1987) Anne |
 | Slate, Wyn & Me (1987) Blanche McBride |
 | Great Expectations: The Untold Story (1987) Bridget Tankerton |
 | Best Enemies (1985) Fennimore |
 | Street Hero (1984) Gloria |
 | The Man from Snowy River (1982) Jessica Harrison |
 | Duet for Four (1982) Caroline Martin |
 | Snapshot (1979) Angela |
| | The King of the Two Day Wonder (1979) |
 | The Getting of Wisdom (1977) Maria |
 | The FJ Holden (1977) Wendy |