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