New 16+ Rebecca Ferguson Mission Impossible. Rebecca ferguson was born rebecca louisa ferguson sundström in stockholm, sweden, and grew up in her mother, rosemary ferguson, is british, of scottish and northern irish descent, and moved to sweden at the age of 25. Impossible rogue nation, just stopped by universal studios hollywood to. Actress rebecca ferguson, who has a breakout role in the newly released mission: Rebecca ferguson (born october 19, 1983) portrays mi6 agent ilsa faust, who is embedded in the group syndicate in mission: