William Collins Books and Decca Records are proud to present ARGO Classics, a historic catalogue of classic fiction read by some of the worlds most renowned voices. Originally released as vinyl records, these expertly remastered stories are now available to download for the first time.

An army colonel is found dead in a pool of blood, his wife out cold beside him. The room is locked: the key missing. Its another classic case for Sherlock Holmes to crack, with secrets to untangle and dark pasts to unearth.

Robert Hardy, known to many for playing Cornelius Fudge in Harry Potter and the Order of the Phoenix, is the expert reader bringing this thrilling story to vivid life.