Helena Mattsson (born 30 March 1984) is a Swedish actress living and working in Hollywood. Mattsson was born and raised in Stockholm, Sweden, had roles early on in Wild Side Story and other cabarets there, and moved at a young age to London, England, to attend theatre school. When she was 19 years old she moved to Hollywood. Her first role was in a short-lived TV series called Sweden, Ohio in 2004. In 2007 she starred in Species: The Awakening, and has been cast in the film You and I. Mattsson also appeared in the music video of Primal Scream's "Country Girl" in 2006. She appeared in the Touchstone Pictures film Surrogates and also in three episodes of the ABC series Desperate Housewives as Irina and in three episodes of Nikita as Cassandra Ovechkin. She played Alexis Blume in the TV series 666 Park Avenue.

Filmography

• 2026Reunion
• 2025Bull Run — Elizabeth Chandler
• 2025Little Angels — Charli
• 2024Sinister Surgeon — Dr. Nichols
• Twilight of the Gods — Angboda (voice)
• 2023Dark Asset — Jane
• 2023INT. HALLWAY / NIGHT — Janet
• 2021Something About Her — Jackie
• 2020Iceland is Best — Carla
• 2020Murder in the Vineyard — Emma Kirk
• 2020Shattered Memories — Kelly Moore
• 2019His Deadly Affair — Danielle Turner
• Tacoma FD — Ulsa
• Magnum P.I. — Megan McGrady
• 2018Melvin Smarty — Sylvia
• 2018Mommy Group Murder — Grace
• 2018My Dinner with Hervé — Britt Ekland
• 2018My Husband's Secret Wife — Avery
• 2018The Neighborhood Nightmare — Kat Riley
• The Rookie — Ashley McGrady
• Jeff and Some Aliens — Inga
• 2017Rx — Jennifer
• 2017Smartass — Henna
• 2016Code of Honor — Keri Green
• 2016The Loner — Oksana
• 2015Win, Lose or Love — Clara Goodwin
• 2014Audrey — Tess
• Fargo — Jemma Stalone
• Betrayal — Brandy Korskaya
• 666 Park Avenue — Alexis Blume
• 2012Guns, Girls and Gambling — The Blonde
• 2012Seven Psychopaths — Blonde Lady
• 2012The Babymakers — Tanya
• American Horror Story — Agnetha
• Breakout Kings — Heather Storrow
• Workaholics — Eve
• 2011You and I — Kira
• 2010Iron Man 2 — Rebecca
• Nikita — Cassandra Ovechkin
• The Defenders — Tawney
• NCIS: Los Angeles — Johanna
• 2009Nobody — Lelle
• 2009Surrogates — JJ the Blonde
• Legend of the Seeker — Salindra
• The Mentalist — Elsa Struven
• Rules of Engagement — Martina
• 2007Species: The Awakening — Miranda Hollander
• Kitchen Confidential — Beautiful Blonde
• CSI: NY — Lauren Redgrave
• Desperate Housewives — Irina Kosokov
• Cold Case — Kateryna Yechenko
• Two and a Half Men — Ingrid
• CSI: Miami — Juliana Ravez
• CSI: Crime Scene Investigation — Rebecca 'Becca' Mayford
• American Men — Anya
• Vanity

Appearances as themselves (2)

• 2010Behind the Moomins — Self
• I huvudet på Gynning — Self