Cave-In!

A party of tourists -- including a state senator, a park ranger who was her one-time lover, a cantankerous professor, and an escaped convict -- are trapped deep inside the caverns of an unnamed national park, rescued briefly, and then caught in a second cave-in.

• Director: Georg Fenady
• Cast: Dennis Cole, Susan Sullivan, Leslie Nielsen, Ray Milland, Julie Sommars, Sheila Larken, Lonny Chapman, James Olson