Jimmie Allen

William Gargan

Katherine DeMille

Kent Taylor

Grant Withers

Aviation action highlights this programmer which concerns foreign intrigue and a pair of WW1 buzz-boys developing a high-tech aircraft.

At the outbreak of the World War, Janet Graham, a telegrapher, is persuaded by Eddie Delano, a crook masquerading as a salesman, to marry him. She agrees, but upon discovering his duplicity, she turns him over to the police. Janet enters the U. S. Secret Service and is detailed to uncover the source of a "leak" in the sailing of troop transports

Exiled French patriot helps to find the men who want to betray emperor Napoleon III by selling military secrets to the German government.

Phillip Gresson is in the employ of the British secret service, while heroine Judith is a spy for the Enemy. Hoping to gain possession of the usual Secret Plans, Judith pretends to be in love with Phillip. Only after nursing the seriously wounded Phillip back to health does Judith come to the realization that she genuinely loves him.

Squadron Leader Veer Pratap Singh, a pilot in the Indian Air Force, rescues the stranded Zaara, a woman from Pakistan, following a bus accident, and their lives are forever bound.

The Marquis de la Chesnaye and his wife host a weekend gala where a variety of complicated romantic and social entanglements between guests and servants lead to tragedy, all against the backdrop of a looming war.

Foreign powers keep getting their hands on U.S. military secrets, so the head of the American diplomatic corps calls in his nephew Dick Stansbury to help. Stansbury knows that Doctor Montell is at the bottom of this, so he poses as an inventor of an innovative aerial gun. This sparks the doctor's interest, and when they both attend a weekend party at the Ryerson estate, Montell tries to get Stansbury to sell the gun to his country.

In a Canadian mountain resort, Vixen Palmer resides with her naive pilot husband Tom. While he's away flying in tourists, she sleeps with practically everybody including a husband and his wife, and even her biker brother. However, the only one she won't bed is her brother's friend... who is Black.

A German spy who is married to Lillian, the sister of Rosie O'Grady.