Date/Studio: 1948, Columbia
Running Time: 67 minutes
Director: Seymour Friedman
Starring: Chester Morris as Boston Blackie
Also starring: June Vincent, Patricia White (Barry), Edward Norris, Richard Lane, George E. Stone
Rating: * * 1/2

SYNOPSIS:
When a friend is murdered, Blackie helps the widow keep the family detective agency open by volunteering to work guard duty at a society party...little realizing he'll be blamed when a valuable necklace is stolen! Lots of chases, disguises, and banter make this a fun entry in the series.