• David Carson

  regizor

• Arthur Conan Doyle

  scenarist
• John Hawkesworth

  scenarist

• Jeremy Brett

  Sherlock Holmes
• David Burke

  Dr Watson
• Nicholas Clay

  Dr Percy Trevelyan
• Patrick Newell

  Blessington
• Tim Barlow

  Russian Count

• Brett Forrest

  Count's Son
• Charles Cork

  Cartwright
• John Ringham

  Inspector Lanner
• Rosalie Williams

  Mrs Hudson
• David Squire

  Fenton
• Norman Mills

  Detective
• Lucy Anne Wilson

  Nora

• Dusty Young

  Carpenter
• Rosalie Williams

  Mrs Hudson

• Michael Cox

  producător
• Stuart Doughty

  producător asociat