The Ace of Scotland Yard

The story

From the Universal synopsis: Retired Inspector Blake of Scotland Yard learns that Lord Blanton has acquired the sacred "Love Ring"---a cursed jewel that has brought grief to its previous owners. Prince Darius seeks to obtain the ring, and the mummy of a princess of an ancient country to return them to his homeland.

Cast & crew

Crauford KentInspector Angus Blake

Florence AllenLady Diana Blanton

Albert PriscoPrince Darius (as Albert Priscoe)

Monte MontagueJarvis

Grace CunardMary Duveen- aka Queen of Diamonds

Herbert PriorLord Blanton