When young inventor Bob Moore fails in his efforts to provide his father, a safe manufacturer, with a lock that is burglar proof, he contacts The "Eel," the most talented safecracker in the city, to offer him a job in his factory. The Eel, deciding to go straight, accepts the offer, but when he later learns that Irene Hardin has been given a valuable necklace by her father, The Eel plans one last job to secure Irene's pearls.
Jack Mulhall
as Bob Moore
Ann Forrest
as Irene Hardin (as Ann Kroman)
Albert MacQuarrie
as The 'Eel' (as Al MacQuarrie)
Warda Lamont
as Molly
Hal Wilson
as Mr. Moore
Wilbur Higby
as John Hardin
Jack Carlyle
as Undetermined role (as Carlyle) (as J. Montgomery)
