Cast
Frances Robinson
Lora Lacey
Lane Chandler
Patrolman Kelly
Ethan Laidlaw
Patrol Guard Rocky
Jack Mulhall
Sgt. Gates
Everett Brown
Mogu
Charles Murphy
Henchman
Kenneth Harlan
Spencer, Trader
Forbes Murray
The Doctor
Eddie Parker
Henchman
Norman Willis
Spider Webb
Frank Mayo
Jim Conway
Al Shean
Professor Tyler
Stanley Blystone
Capt. Clark
Ernie Adams
Henchman Becker
Ed Brady
Ivory Patrol Lieutenant
Anthony Warde
Garry Drake
Charles Sullivan
River Boat Crewman / Henchman
William Benedict
Spud
Al Bridge
Capt. Trowbridge
William Desmond
Dock Official
Harry Wilson
Henchman
Frankie Thomas
Tim Tyler