- Made her acting debut at the age of 17 in the British miniseries Riders in 1993.
- Began a modeling in 1997 to support her acting career.
- Voted Britain's Most Eligible Woman by Esquire readers in 2000.
- Wore her grandmother's wedding dress on her wedding day to Enzo Cilenti in 2002.
- Cycled in five stages of the Tour de France in 2004 to raise money for charity.
- Ellie — Half Sister
- Nick Moran — Ex-significant Other
- Valentina Cilenti — Daughter
- Lucia Cilenti — Daughter
- Isaac Guillory — Father
- Tina Thompson — Mother
- Jace — Half Brother
- Jacob — Half Brother
- Victoria McMillan — Stepmother
- Enzo Cilenti — Husband
Season 4, Episode 1
- Birth Name: Sienna Tiggy Guillory
- Birth Place: Kettering, Northamptonshire, England
- Birthday: March 16, 1975, Pisces
- Profession: Actor
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