The Incredible Petrified World

When the cable breaks on their diving bell four people find themselves trapped in a hidden underwater world.

• Jerry WarrenDirector
• John W. SteinerScreenplay

• John CarradineProf. Millard Wyman
• Robert ClarkeCraig Randall
• Phyllis CoatesDale Marshall
• Allen WindsorPaul Whitmore
• Sheila NoonanLauri Talbott
• George SkaffDr. J.R. Matheny
• Maurice BernardOld Man in the Caverns
• Joe MaierhouserJim Wyman
• Lloyd NelsonWilson, Sonar Man
• Harry RavenThe Captain
• Milt CollionHank
• Lowell HopkinsReporter