Kim was born Clare Woodgate on August 21, 1956 in Liverpool. At the age of 3 months, Kim and her family emigrated to Canada, settling for a time in Nanaimo, British Columbia. She later returned to the UK to study at the London Academy of Music and Dramatic Art for several years. When she was 16, she moved to New York where she studied at the American Academy of Dramatic Arts.
Kim is probably most famous for her part as 'Samantha' in 'Sex in the City'.