Born in Poland and raised in Western Australia, Kasia studied acting at the VCA before moving to New York to study Meisner at the William Esper Studio.
Most recently, she played Petra (recurring) in Screentime/Channel Ten’s Playing for Keeps and was the lead in short film The Visitor, from director Justin Olstein.
Previous theatre credits include Big Heart (Theatre Works); We Get it (MTC Neon); NSFW (Red Stitch); You took the Stars (Melbourne Fringe); This is What it Feels Like (La Mama); The Joy of Text (La Mama); The Cherry Orchard (Winterfall); The Seagull (VCA); The Taming of the Shrew (VCA); A Season at Sarsaparilla (VCA); Speed the Plow (HST); Serenade (Melbourne International Comedy Festival); and Fatherland, a creative development for Tom Holloway in collaboration with Company B Belvoir.
Kasia has worked in television on The Warriors, City Homicide, Rush, The Dr Blake Mysteries, Mystery of a Hanson Cab, Jack Irish: Bad Debts, Wentworth as inmate Lindsay Coulter and Hunters, for the SyFy Network.
Kasia in 2022 welcomed a baby boy with her partner.