吉尔伯特侦探正在寻找一条被一帮小偷抢走的项链。起初，这伙人在伦敦的一所房子里，然后他们逃离了警察。对侦探来说要找回珠宝可不容易。
Leon M. Lion
Ben
Anne Grey
Nora
John Stuart
Barton
Donald Calthrop
Nora's Escort Brant
Barry Jones
Henry Doyle
Ann Casson
Rose Ackroyd
Henry Caine
Mr. Ackroyd
Garry Marsh
Sheldrake
Herbert Langley
The Guard on Train (uncredited)
