Pawns of Mars

Conducting experiments with a new explosive of tremendous power, Dr. Lefone, a celebrated chemist, receives a visit from Rizo Turbal, secretly acting as spy for the emperor of a foreign country. Lefone's friend, John Temple, is experimenting with a discovery he has made of a new wireless wave, with which he expects to explode bombs at long range.

• Theodore MarstonDirector

• Charles KentDr. Lefone - a Chemist
• Dorothy KellyMrs. Florence Lefone
• James MorrisonJohn - Florence's Brother
• George CooperRizo Turbal - the Spy
• Harry FisherCast