Kate Nichols (born Plamena Nikolaeva Bozhilova, 3 August 1985, Varna, Bulgaria) is a Bulgarian actress, producer, and writer who grew up in the UK and trained at Drama Centre London. She is fluent in multiple languages and has performed in classical theatre including Nina in The Seagull in Moscow, Imogen in Cymbeline at Shakespeare's Globe, and Penelope in The Odyssey on a world tour for the Drama Theatre Plovdiv. She is a member of SAG-AFTRA and Equity and is currently based in Los Angeles. Her screen filmography spans international features and television. Notable credits include Barbarian (2022), Memory (2022), The Hitman's Wife's Bodyguard (2021), The Piper (2023, with Charlotte Hope and Julian Sands), Subservience (2024, with Megan Fox), Don't Move (2024), and The Cleaner (2025, with Daisy Ridley). Her most recent work includes Red Sonja (2025), The Royal We (2025), and Resonance (2026). On television she has appeared in Pandora (2019), Plebs, and the Bulgarian comedy series Dads (BTV).