Frank King (1892-1958) was a Halifax-born physician who became a prolific crime and mystery novelist. After qualifying as a doctor and publishing his first novel in 1924, he turned to full-time writing in 1936, producing numerous books and short stories, sometimes under the name Clive Conrad. His novel The Ghoul (1928) was adapted into the 1933 film starring Boris Karloff. He was a founding member of the Crime Writers' Association.