 The majority of the films played as supporting features on the ABC Cinemas circuit, which was Anglo-Amalgamated's usual outlet, but ten of them were allocated to the rival Rank circuit playing Odeon and Gaumont cinemas.Most of the series featured a uniform title sequence, in which a shadowed bust of Edgar Wallace revolves slowly against a backdrop of swirling mist, to the accompaniment of the "Man of Mystery" theme written by Michael Carr.