A female agent tacks down the cause of mysterious explosions.
Karen Morley
Linda Beech
Robert Baldwin
Derrick Holt
Katharine Alexander
Helen Lavering
Claude King
Eric Ledyard
Agnes Anderson
Mary Smith
Milly
Milli Monti
Jon Hall
Bertie
Ted Adams
Montritz Hotel Valet
Dennis O'Keefe
John
Odette Myrtil
Yvonne Dupre
Alphonse Martell
Valet #2
Philip Sleeman
Valet #1
Robert G. Vignola
Director
Robert Pittack
Director of Photography
George McGuire
Editor
Emanuel Cohen
Producer
Doris Anderson
Writer
John Burke
Dore Schary
Coningsby William Dawson
Story
