Fortress (1986)

After being kidnapped for ransom by four criminals, a schoolteacher and her students flee into a cave and build fortifications in anticipation of a decisive battle with their captors.

Director: Arch Nicholson

Cast: Sean Garlick, Rachel Ward, Elaine Cusick, Laurie Moran, Marc Aden Gray, Ray Chubb, Bradley Meehan, Rebecca Rigg, Beth Buchanan, Asher Keddie, Anna Crawford, Richard Terrill, Vernon Wells, Peter Hehir, David Bradshaw, Roger Stephen, Wendy Playfair, Ed Turley