` ` We 're on your side , '' actor Peter Capaldi tells fan grieving fans of his father . Year - old Thomas Goodall comes from a home of ` ` Dr. Who '' fans , or Whovians . After Ross Goodall uploaded the video to YouTube on Thursday for family to see , others took notice and started sharing it , drawing more than 200,000 views in 48 hours . He wrote a letter to fans when he took over role from Matt Smith .
` ` We 're on your side , '' actor Peter Capaldi tells fan grieving fans of his father . Year - old Thomas Goodall comes from a home of ` ` Dr. Who '' fans , or Whovians . He wrote a letter to fans when he took over role from Matt Smith .