Trapped by Boston Blackie 1948

Synopsis:

Blackie is the natural suspect when an expensive pearl necklace is stolen while he is supposed to be guarding it.

Directed by: Seymour Friedman
Written by: Maurice Tombragel
Runtime: 67 minutes
Tagline: Killing Low-Down on High Society!
Related titles:
Cast:
Chester Morris
Chester Morris
Horatio 'Boston Blackie' Black 
June Vincent
June Vincent
Doris Howell 
Richard Lane
Richard Lane
Insp. William R. Farraday 
Patricia Barry
Patricia Barry
Joan Howell (as Patricia White) 
George E. Stone
George E. Stone
The Runt 
Frank Sully
Frank Sully
Sgt. Matthews