The movie is based on real events, up to a point.

The movie was based on a book which had been the result of 12 years' research.

The story of the real company on which the movie is based makes it a hard call.

The movie is based on the first half of the novel.

The movie was based on the 1925 novel with the same name.

The movie is based on the novel with the same name.

The movie is based on the 2000 book of the same title.

The movie is based on the 1973 novel of the same name.

The movie is heavily based on how the two get along and what they do together.

This movie is based on the novel of the same name.