Many of the stories of the William Hartnell period were scored by electronic music pioneer Tristram Cary, whose Doctor Who credits include The Daleks, Marco Polo, The Daleks' Master Plan, The Gunfighters and The Mutants.
Mange af seriens historierne fra William Hartnell perioden blev scored af elektronisk musik pionær Tristram Cary, hvis Doctor Who krediteringer inkluderer The Daleks, Marco Polo, The Daleks' Master Plan, The Gunfighters og The Mutants.