Magazine writer Ann Mason infiltrates the United Defenders, a public service organization which is actually a front for racketeers. But a case of amnesia threatens to blow her cover.
Nancy Coleman
Ann Dwire, alias Ann Mason
Michael O'Shea
Steve Fuller
Sheldon Leonard
Fred Stalk
Peter Whitney
Joker
Emory Parnell
True Dawson
Pierre Watkin
Ralph Borden