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.

Cast

Jack Mulhall

Bob Moore

Ann Forrest

Irene Hardin (as Ann Kroman)

Hal Wilson

Mr. Moore

Albert MacQuarrie

The 'Eel' (as Al MacQuarrie)

Warda Lamont

Molly

Wilbur Higby

John Hardin

Jack Carlyle

Undetermined role (as Carlyle) (as J. Montgomery)