Sherlock (TV series) is on Digital Video Disc.
DVD ( an abbreviation of `` digital versatile disc '' or `` digital video disc '' ) is a digital optical disc storage format invented and developed by Panasonic , Philips , Sony and Toshiba in 1995 . DVD-Ds , also referred to as disposable DVDs , are a type of digital video disc that is designed to be used for a maximum 48 hours after the containing package is opened . Sherlock (TV series) . All of the series have been released on DVD and Blu-ray , alongside tie-in editions of selected original Conan Doyle stories and original soundtrack composed by David Arnold and Michael Price .