- Source of Wealth: Film, Television, Theater
- Age: 37
- Birth Place: London, England, UK
- Height: 5′ 6½” (1.69 m)
- Weight: 112 lbs (50.8 kg)
- Marital Status: N/A
- Full Name: Hayley Elizabeth Atwell
- Nationality: United Kingdom
- Date of Birth: April 5, 1982
- Ethnicity: N/A
- Occupation: Actress
- Education: Guildhall School of Music and Drama
- Children: N/A