Mary Morstan comes to Holmes with a problem. The solution of that problem, however, will lead them clear to the moon! Mary's father had been killed in a mine accident on the moon years ago. Now Mary is finding out that the circumstances were strange then, and the sequel is even stranger now.
Elenco: Ian James Corlett , Jason Gray-Stanford , Richard Newman , Viv Leacock , Akiko Morison , Jennifer Copping , John Payne .