
Captain Hugh "Bulldog" Drummond is called in to solve the murder of a man from whom two lead soldiers were stolen. Drummond learns that the two soldiers were part of a set of thirteen which formed the key to a hidden vault of treasure. Following some clever sleuthing and set-up on Drummond's part, the guilty man is trapped in the vault,which is hidden behind the fireplace.

as Capt. Hugh 'Bulldog' Drummond

as Algernon 'Algy' Longworth

as Estelle Prager, alias Estelle Gorday

as Cynthia Stedman

as Phillip Coleman

as Seymour

as Police Insp. McIver

as Edward Vane

as Dr. Ashley Stedman

as Prager - Antique Dealer (uncredited)