David Farrar (Granite Grant) would later portray Sexton Blake in "Meet Sexton Blake! (1945)" and "The Echo Murders (1945)."
Very much in the vein of Sherlock Holmes, replete with a brilliant detective, his sometimes bumbling assistant, rooms on Baker Street, a housekeeper, a Scotland Yard inspector, and an archenemy and sinister criminal organization.
This film's earliest documented USA telecast took place Wednesday 10 January 1951 on First Nighter, aired simultaneously in New York on WJZ (Channel 7) and in Detroit on WJBK (Channel 2) and in Akron on WNBK (Channel 4).