To receive a PG certificate the film was extensively re-edited by the distributor, and the finished product was then cut further by the BBFC to remove cocaine footage and references. In total 6 minutes 10 secs were edited from the film.
The original title was "Illegal Aliens."
Director Mike Hodges felt the film would have benefited from writer/actors Smith and Jones taking the process more seriously.
Mel Smith and Griff Rhys-Jones often clashed with Director Mike Hodges during the making of this film.