Lawrence Grossmith

as Lord Dalroy

as Pedo, Uncle of the Castle Girl, Who Knows Better

as Sir Henry Baskerville

as Stanley

as Frank

as Sir William Upton

as Bernard

as Governor

as Joseph

as Whistling Rufus

as Baron des Aubrais

as Rankin

as Professor Hewitt

as Lord Rockburn

as Silvius

as Jarvis Woodruff

as Ben Baldwin

as Colonel Marchbank

as Tommy Atkins