• 
  Herbert Ross

  regizor

• 
  Arthur Conan Doyle

  scenarist

• 
  Alan Arkin

  Dr. Sigmund Freud
• 
  Vanessa Redgrave

  Lola Deveraux
• 
  Robert Duvall

  Dr. John H. Watson / Povestitor
• 
  Charles Gray

  Mycroft Holmes
• 
  Jill Townsend

  Mrs. Holmes
• 
  Joel Grey

  Lowenstein

• 
  Sheila Shand Gibbs

  Nun
• 
  Georgia Brown

  Mrs. Freud
• 
  Leon Greene

  Squire Holmes
• 
  Anna Quayle

  Freda
• 
  Laurence Olivier

  Professor James Moriarty
• 
  Nicol Williamson

  Sherlock Holmes
• 
  Gertan Klauber

  The Pasha

• 
  Samantha Eggar

  Mary Morstan Watson
• 
  Frederick Jaeger

  Marker
• 
  John Bird

  Berger
• 
  Jeremy Kemp

  Baron von Leinsdorf
• 
  Alison Leggatt

  Mrs. Hudson
• 
  Régine

  Madame