A professor invents a radium tube that makes internal combustion engines stop running. He and his invention are captured by a gang of robbers. A federal agent is sent to rescue him.

CAST: TIM MCCOY, CLAUDIA DELL, WALTER MILLER, WHEELER OAKMAN, JAMES P. BURTIS,LLOYD INGRAHAM, DICK CURTIS, MAY BEATTY, C.V. BUSSEY, JACK CASEY, JACK CHEATHAM, ART DILLARD, JOHN WEBB DILLON, FRANK ELLIS, SAM LUFKIN, BRUCE MITCHELL, ARTIE ORTEGO, TED STANHOPE, SLIM WHITAKER, BLACKIE WHITEFORD
DIRECTOR: SAM NEWFIELD
DURATION: 60 MINS