Cast Principale
Richard Carlson
Dr. Geoffrey Burton
Nancy Kelly
Pat Lindsay
Albert Bassermann
Dr. Storm
Miles Mander
Professor Langer
Edward Gargan
Officer Charlie Prescott
Adrian Morris
Officer John Prescott
Martin Kosleck
George Taylor
Walter Kingsford
Heydt
Cy Kendall
Dahlig
Nestor Paiva
Grube
Oscar O'Shea
Pa Prescott
Mary Gordon
Ma Prescott
