Elenco - The Incredible Petrified World
John Carradine
Prof. Millard Wyman
Robert Clarke
Craig Randall
Phyllis Coates
Dale Marshall
Allen Windsor
Paul Whitmore
Sheila Noonan
Lauri TalbottGeorge Skaff
Dr. J.R. MathenyMaurice Bernard
Old Man in the CavernsJoe Maierhouser
Jim Wyman
Lloyd Nelson
Wilson, Sonar ManHarry Raven
The CaptainMilt Collion
HankLowell Hopkins
ReporterJack Haffner
Jimmy, ReporterRobert Carroll
Narrator