Mandatory to mention when talking about Sphere: read the book first, then watch the movie if you feel so inclined. The book is very very good, the movie is okay

Mandatory to mention when talking about Sphere: read the book first, then watch the movie if you feel so inclined. The book is very very good, the movie is okay but so much of the book takes place in the characters' heads that most of the plot is lost in the film.