[3] NBC television director Thomas H. Hutchinson began scripting the teleplay,[3] which was so faithful, with much dialogue nearly verbatim,[1] that it was published three years later in a textbook on broadcast production.
[7][8] Outside of an opening scene using previously filmed footage of the London skyline,[3] the bulk of the action took place on studio sets of 221B Baker Street and the home of Holmes' client Nathan Garrideb.
[3] Only three sets were built: 221B Baker Street, Nathan Garrideb's home and Inspector Lestrade's office.
[1] Previously filmed footage of Hector and Podmore riding in a hansom cab was used to link the action on the sets.
[1] The New York Times called it "...the most ambitious experiment in teleshowmanship so far attempted in the air above New York" and said "in six performances for members of The American Radio Relay League, the ingenious welding of film and television production offered an interesting glimpse into the future of a new form of dramatic art..."[1] The cast was praised as well: "Louis Hector, in traditional cape, peaked cap, and double-breasted suit, played Holmes in the approved manner and at all times gave the impression that a manhunt was in progress ... His determined manner throughout gave convincing evidence of the ultimate outcome—that the detective would surely 'get his man'.