As an actress, Luka has appeared in films such as HAMARTIA (lead role, Floris Ramaekers, Harpy Films, release 2026), TOUTES DIRECTIONS (Noël Loozen, release 2026), PARADISE (music video Spinvis, 2023), MOTHER TONGUE (lead role, Floris Ramaekers, 2020, Best Actress Toronto Indie Shorts; Best Actress V.I.Z. Film Festival; nominated Best Actress British Independent Film Festival), as well as in various theatre productions in the Netherlands and abroad, including GLENGARRY GLEN ROSS (Michel Sluysmans, Toneelgroep Maastricht, 2025), SEASONS GREETINGS (Alize Zandwijk, Theater Bremen, 2023-2024), and NEVERLAND (Antu Romero Nunes, Thalia Theater Hamburg, 2019-2020).