On rough terrain and under a punishing 105-degree sun, many of Spielberg's unpaid crew left before the shoot was completed. Spielberg confessed to one crew member that he had vomited every day before he went to the set. Anne Spielberg (Steven's sister) who wrote Big also worked with him on this first effort which started his career and won him his contract at Universal.
During filming in harsh conditions, many of Spielberg's unpaid crew members left the set before it was finished. Spielberg confessed to one worker that he had been suffering from severe nausea every day leading up to the shoot. Anne Spielberg (Steven's sister), who wrote Big and worked on this project which launched his career and led to a contract with Universal, also contributed to the film.