Concerned about his friend's cocaine use, Dr. Watson tricks Sherlock Holmes into travelling to Vienna, where Holmes enters the care of Sigmund Freud. Freud attempts to solve the mysteries of Holmes' subconscious, while Holmes devotes himself to solving a mystery involving the kidnapping of Lola Deveraux.

• Herbert Ross Productions
• Universal Pictures
• Alan Arkin
• Vanessa Redgrave
• Robert Duvall
• Nicol Williamson
• Laurence Olivier
• Joel Grey
• Samantha Eggar
• Jeremy Kemp