Thea Sofie Loch Næss (born November 26, 1996) is a Norwegian actress known for her performances in film and television. She was born in Kristiansand, Norway, and started acting at the age of 8. She gained recognition for her leading role in One Night in Oslo (2014) and later starred in The Last King (2016) as Kristina of Norway. In 2018, she played the villain Skade in the third season of The Last Kingdom on Netflix. More recently, she portrayed Marianne Ihlen in the 2024 biographical mini-series So Long, Marianne, which explores the life of Leonard Cohen’s muse. Beyond acting, she studied drama at Hartvig Nissens School in Oslo and has appeared in various Norwegian and international productions.

Filmography

• 2026Doctor Glas — Helga Gregorius
• 2026Ice Skater — Emily
• 2026Sauna Sickness — Cleo
• 2026The Secret Woman — Maria
• 2025The Ugly Stepsister — Agnes
• 2024Invitation to Self-Examination
• La Palma — Marie Ekdahl
• So Long, Marianne — Marianne Ihlen
• 2024Tragedy Babes — Mckenna
• Twilight of the Gods — Thyra (voice)
• 2023A Happy Day — Ingvild
• Evil — Marja
• 2023Lykkejeger
• A Storm for Christmas — Sara
• 2022Arctic Void — Lucy
• 2022Revisited — Tyra
• Delete Me — Marit
• 2021Project Z
• 2021Tyger Tyger — Emerald
• 2020Good Luck — Helene
• 2020When You Left — Sarah
• Hjerteslag — Mio
• Wisting — Linnea Kaupang
• 2016Mogadishu, Minnesota — Lacy
• 2016The Last King — Kristin
• 2015Dryads - Girls Don't Cry — Thea
• 2015Polaroid — Linda
• The Last Kingdom — Skade
• 2014High Point — Benedicte
• 2014One Night in Oslo — Thea
• Nytt på nytt
• CRCL9
• X — Pernille

Appearances as themselves (2)

• The Land of the Cyclops — Self
• The Know Show — Self - Participant