Cast & Crew
-
Robert StephensSherlock Holmes - Colin BlakelyDr.John H. Watson
- Geneviève PageIlse von Hoffmanstal, aka Gabrielle Valladon
- Irene HandlMrs. Hudson
- Stanley HollowayGravedigger
- Christopher LeeMycroft Holmes
- Clive RevillNikolai Rogozhin
- Tamara ToumanovaMadame Petrova
- George BensonInsp. Lestrade (scenes deleted)
- Catherine LacyWoman in Wheelchair
- Peter MaddenVon Tirpitz
- Robert CawdronHotel manager
- Michael ElwynCassidy (scenes deleted)
- Billy WilderDirector
- Billy WilderProducer
- I. A. L. DiamondWriter
- Billy WilderWriter