Character mistake: Max tells David that humans only use 10% of their brain. That's a myth.
Flight of the Navigator (1986)
1 character mistake - chronological order
Directed by: Randal Kleiser
Starring: Paul Reubens, Cliff De Young, Veronica Cartwright, Joey Cramer
Continuity mistake: Throughout the film, especially inside the spaceship when its flying, the boy's hair goes from short to long in fact he is at least 6 months to a year older facially too.
More trivia for Flight of the Navigator
Question: Paul Ruebens does the voice of Max but why in the credits does it say that the voice of Max was done by Paul Mall?
Answer: It was Paul Reubens' idea to use a pseudonym, so as to keep the voice of Max a mystery and to surprise any fans of his.
Answer: According to IMDB, Paul Mall is just another one of his names people know him by.
Sir William