An American scientist is sent to Red China to steal the formula for a newly developed agricultural enzyme. What he is not told by his bosses is that a micro-sized bomb has been planted in his brain so that should the mission ever look likely to fail, he can be eliminated at the push of a button!
| Writing | Jay Richard Kennedy | Novel |
| Directing | J. Lee Thompson | Director |
| Writing | Ben Maddow | Screenplay |
| Production | Joseph Lenzi | Associate Producer |
| Camera | John Wilcox | Director of Photography |
| Sound | Jerry Goldsmith | Original Music Composer |
| Production | Weston Drury Jr. | Casting |
| Production | Mort Abrahams | Producer |
| Editing | Richard Best | Editor |
| Art | Peter Mullins | Art Direction |
| Costume & Make-Up | Anna Duse | Costume Design |
| Production | Arthur P. Jacobs | Executive Producer |
| Camera | Bob Kindred | Camera Operator |
| Sound | Gordon K. McCallum | Sound Recordist |
| Sound | Dudley Messenger | Sound Recordist |
| Directing | Ferdinand Fairfax | Assistant Director |
| Costume & Make-Up | Trevor Crole-Rees | Makeup Artist |
| Costume & Make-Up | Bernadette Ibbetson | Hair Designer |
