Casts
Stewart Granger
as Sherlock Holmes
Bernard Fox
as Dr. Watson
William Shatner
as George Stapleton
Anthony Zerbe
as Dr. John Mortimer
Sally Ann Howes
as Laura Frankland
Jane Merrow
as Beryl Stapleton
John Williams
as Arthur Frankland
Brendan Dillon
as Barrymore
Liam Dunn
as Messenger
Michael St. Clair
as Constable
