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.
- Genre: Action, Adventure, Drama, Thriller, TV Movie
- Studio: Irwin Allen Productions, Warner Bros. Television
- Keyword: cave, sociopath, disaster movie, cave in
- Cast: Dennis Cole, Susan Sullivan, Leslie Nielsen, Ray Milland, Julie Sommars, Sheila Larken