`` We 're on your side , '' actor Matt Smith tells fan grieving loss of his grandmother . 9-year-old Thomas Goodall comes from a home of `` Dr. Who '' fans , or Whovians . Capaldi wrote a letter to Matt Smith when he took over role from Thomas .
`` We 're on your side , '' actor Peter Capaldi tells fan grieving loss of his grandmother . 9-year-old Thomas Goodall comes from a home of `` Dr. Who '' fans , or Whovians . Thomas wrote a letter to Capaldi when he took over role from Matt Smith .