 Because of continuing troubles with the film, Fox halted production  in Pinewood Studios in England in late 1991. The crew returned to  LA, and an initial screening identified the missing parts of the  film. A major part yet to be shot included killing of the alien in  the lead pool. By the time of the new shots in LA,  Sigourney Weaver (qv)s hair grew back, and she had an agreement  with the producers that if she would have to cut her hair she would  be paid a $40,000 bonus. The producers therefore hired  Greg Cannom (qv) to create a bald cap with very short hair on it.  The make