Wallis Day is a British actress and former model, famous for her work in Hollyoaks (2012–2013), Krypton (2018–2019), Batwoman (2021), and the upcoming fantasy film Red Sonja (2025). She was born on September 20, 1994, in London, England, and turned 30 years old in 2025.
She started her modeling career at the age of 13 after signing with Models 1. At 16, she switched her focus to acting and soon became known for playing strong, action-driven characters. In Red Sonja (2025), she plays Annisia, the half-sister of the main character.
Wallis divides her time between London and Los Angeles, is single, and has no children. Her net worth in 2025 is estimated at $1–$1.5 million, coming from acting, modeling, and brand endorsements.
Wallis Day Wiki/Bio
| Full Name | Wallis Lily Day |
| Date of Birth | September 20, 1994 |
| Age | 30 years (as of 2025) |
| Profession | Actress, Former Model |
| Hometown | London, England, UK |
| Current Residence | London, UK; Los Angeles, CA, USA |
| Nationality | British |
| Instagram ID | @wallisday |
Physical Details
| Height | 5’9” (1.75 m) |
| Weight | 55 kg (121 lbs) |
| Eye Color | Blue |
| Hair Color | Blonde |
Early Life
Wallis Day was born and raised in London, England, in a middle-class family with no direct links to the entertainment industry. Her father studied at Oxford University, and her mother attended Cambridge University. She has one brother, Henry Alex Day.
During her childhood, Wallis moved frequently and attended 11 different schools in 12 years, including schools in Cheltenham. She discovered her love for acting at just five years old after attending ballets with her father. Soon after, she joined Stagecoach Theatre Arts.
Apart from acting, she learned martial arts, boxing, and Muay Thai. She has been vegan since 2017 and enjoys hobbies like writing and swimming.
Education
| School | Sylvia Young Theatre School, London; Pates Grammar School, Cheltenham |
| University | Arts Educational Schools (ArtsEd), London |
| Qualification | Graduated in Drama |
Family Details
| Parents | Names not publicly disclosed |
| Siblings | Henry Alex Day (brother) |
| Relationship Status | Single (as of 2025) |
| Children | None |
Career Highlights
| Year | Achievement |
| 2012 | TV debut as Holly Cunningham in Hollyoaks |
| 2016 | Played Angie in The Royals |
| 2018 | Starred as Nyssa-Vex in Krypton |
| 2021 | Played Kate Kane/Circe Sionis in Batwoman |
| 2025 | Played Annisia in Red Sonja |
Wallis began modeling for brands like Garnier, Nike, and Superdry before fully committing to acting. She gained recognition in Hollyoaks, then appeared in music videos for Lea Michele and Arctic Monkeys.
From 2018 to 2019, she became a fan favorite in Krypton. In 2021, she took on the challenging dual role of Kate Kane and Circe Sionis in Batwoman. By 2025, she landed a major role in Red Sonja, acting alongside Matilda Lutz and Robert Sheehan. She is also a Chanel brand ambassador and often performs her own stunts.
Net Worth
| Estimated Net Worth (2025) | $1–$1.5 million |
| Income Sources | Acting, Modeling, Endorsements |
Controversies
- Sexuality Rumors (2017–2021) – Speculation linked her to stars like Zayn Malik and Lili Reinhart. She has stated that sexuality is not a choice and avoids labeling herself.
- Hollyoaks Exit (2013) – Her departure led to fan debates, but she clarified it was to explore new acting opportunities.
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