Watch Who Do You Think You Are? season 2 episode 4 online. Kim Cattrall (“Sex and the City”) has only one obscured photo of her grandfather and is haunted by the fact that the man in that picture abandoned her mother and aunts at a young age. Searching for answers, Kim embarks on a journey to uncover the truth about what happened to her grandfather. The few clues she can find, including a British newspaper article from 1980, lead her to an unsettling truth and a deeper connection with the amazingly strong women in her family.