 Her maternal grandparents were forced out of Kraków during World War II, before eventually living in the United Kingdom, where her grandfather created a shipping business.She has a sister who works at Great Ormond Street Hospital in London and a brother who lives in Switzerland and works as a ski instructor.Revah got her start in acting as a 17-year-old while still at Brunel University studying Contemporary Performance, when she joined a RADA youth group and got an agent.