An American pilot assists the Portuguese colonial police who are battling a gang of criminals involved in drug smuggling from Lisbon to Mozambique to Zanzibar.
| Directing | Robert Lynn | Director |
| Production | Oliver A. Unger | Producer |
| Production | Harry Alan Towers | Producer |
| Writing | Peter Yeldham | Screenplay |
| Writing | Harry Alan Towers | Story |
| Sound | Johnny Douglas | Music |
| Camera | Martin Curtis | Director of Photography |
| Editing | Peter Boita | Editor |
| Costume & Make-Up | Anne Box | Hairdresser |
| Costume & Make-Up | Jerry Fletcher | Makeup Artist |
| Production | John Comfort | Production Manager |
| Directing | Barrie Melrose | Assistant Director |
| Directing | Egil S. Woxholt | Second Unit Director |
| Camera | Ronnie Maasz | Camera Operator |
