During World War I, John Stevens invents an anti-submarine device, but the plans are stolen by two German spies, the Baron von Wiederholtz and Madame Elsa, who flee to a New York hotel. Stevens' daughter Alice pursues the spies hoping to retrieve the plans.
Arthur Stringer | Story |
Albert Parker | Director |
Roy Vaughn | Camera Operator |
Thomas F. Tracey | Assistant Director |
Allan Dwan | Supervisor of Production Resources |