Government officials discover a horrible plot: the Chinese are tunneling their way to the United States.
Genre: Science Fiction, Thriller
Stars: Kerwin Mathews, Viviane Ventura, Robert Ayres, Peter Arne, Al Mulock, Martin Benson
Crew: Charles F. Vetter (Screenplay), Charles F. Vetter (Story), Montgomery Tully (Director), Gerry Turner (Sound Recordist), A.W. Watkins (Recording Supervision), Pat Kelly (Assistant Director)
Country: United Kingdom
Language: English
Studio: Metro-Goldwyn-Mayer British Studios, Reynolds-Vetters Productions Ltd.
Runtime: 91 minutes
Quality: HD
Released: Oct 01, 1967
IMDb: 6.4