From IMDb: The second in the series of Mr.

Wong features starring Boris Karloff finds wealthy gem-collector Brandon Edwards gaining possession of the largest star sapphire in the world, the 'Eye of the Daughter of the Moon', after it has been stolen in China.

Edwards, at a party in his home, confides to Mr.

Wong that his life is in danger.

During a game of Charades, Edwards is mysteriously shot dead and the gem disappears.

Date : 1939
Cast : Boris Karloff as James Lee Wong
Grant Withers as Police Captain Sam Street
Dorothy Tree as Valerie Edwards
Craig Reynolds (actor) as Peter Harrison
Ivan Lebedeff as Michael Strogonoff
Holmes Herbert as Prof.

Ed Janney
Morgan Wallace as Brandon Edwards
Lotus Long as Drina, the Maid
Chester Gan as Sing, the Butler
Hooper Atchley as Carslake
Bruce Wong as Asian Man
Jack Kennedy (actor) as Policeman
Joe Devlin (actor) as George, the Detective
Lee Tung Foo as Willie (as Lee Tong Foo), Wong's Butler and door opener.
Wilbur Mack as Ballistics Expert
Dick Morehead
I.

Stanford Jolley as Charades Player (uncredited)