Mazie King, an adventurer, thanks to the good patronage of Mr. Niel, a society man, is invited to a birthday reception. Taking advantage of the opportunity, she lays out her plans to get away with some valuable jewels. Jim O'Bryan, the tool, sneaks in through a side window.
Barney Gilmore
as Detective O'Bryan
Lillian Niederaur
as Mazie King
Edward Roseman
as Bill Travis
Mabel Wright
as Mrs. Blake
Roy Applegate
as Bud, assistant detective
Roy Gahris
as Jim O'Bryan
Grace Norman
as Mary O'Bryan
John Sharkey
as Tom Ryan
Violet Stuart
as Molly Ryan
George Henry
as Mr. Blake
George Stone
as Mr. Neil
Richard Lysle
as Police Commissioner
