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)
