Director
Ford Beebe
DIRECTOR
Saul A. Goodkind
Stars (in credits order)
Bela Lugosi
Dr. Alex Zorka
Robert Kent
Capt. Bob West
Dorothy Arnold
Jean Drew
Edwin Stanley
Dr. Fred Mallory
Regis Toomey
Jim Daly
Jack C. Smith
Monk
Edward Van Sloan
Jarvis [Chs. 2-12]
Dora Clement
Ann Zorka [Chs. 1-2]
Anthony Averill
Rankin - Henchman [Chs. 2-12]
Hugh Huntley
Perkins - Mallory's Lab Assistant [Chs. 2-12]
Monte Vandergrift
Al - Guard [Ch. 5]
Frank Mayo
Train Engineer [Ch. 6]
Jim Farley
Skipper [Ch. 9]
Eddie Acuff
Mac - AMI Agent [Chs. 2-12]
Reed Howes
Signalman [Ch. 10]
Ed Wolff
The Robot
Hooper Atchley
Experimental Lab Techuncredited
Roy Barcroft
Parker - AMI Agentuncredited
Robert Blair
Smithuncredited
Al Bridge
White Rose Sailoruncredited
Don Brodie
Thuguncredited
Lane Chandler
Henchman with Rankinuncredited
Edmund Cobb
Army Sergeantuncredited
Lee J. Cobb
Road Crew Foremanuncredited,archiveFootage
Eddie Dunn
Policemanuncredited
Jerry Frank
Karl Hackett
Brownuncredited
Charles King
Copuncredited
George Magrill
Thug-Pilotuncredited
Monte Montague
Airplane Mechanicuncredited
Pat O'Malley
AMI Chiefuncredited
David Sharpe
Schooner Sailoruncredited
Tom Steele
Train Conductoruncredited
Forrest Taylor
Blackuncredited
Harry Wilson
Schooner Crewmanuncredited