STORY
Government officials discover a horrible plot: the Chinese are tunneling their way to the United States.
CAST & CREW
- Kerwin Mathews
- Viviane Ventura
- Robert Ayres
- Peter Arne
- Al Mulock
Cast
- Montgomery Tully
- Pat Kelly
Directors
INFORMATION
- Metro-Goldwyn-Mayer British Studios
- Reynolds-Vetters Productions Ltd.
Production Companies
- United Kingdom
Production Countries
LANGUAGES
- English
