Fantastic Voyage is a 1966 science fiction film

Science fiction film

Science fiction film is a film genre that uses science fiction: speculative, science-based depictions of phenomena that are not necessarily accepted by mainstream science, such as extraterrestrial life forms, alien worlds, extrasensory perception, and time travel, often along with futuristic...

 written by Harry Kleiner, based on a story by Otto Klement and Jerome Bixby

Jerome Bixby

Drexel Jerome Lewis Bixby was an American short story writer, editor and scriptwriter, best known for his work in science fiction. He also wrote many westerns and used the pseudonyms D. B. Lewis, Harry Neal, Albert Russell, J. Russell, M. St...

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Bantam Books

Bantam Books

Bantam Books is an American publishing house owned entirely by Random House, the German media corporation subsidiary of Bertelsmann; it is an imprint of the Random House Publishing Group. It was formed in 1945 by Walter B. Pitkin, Jr., Sidney B. Kramer, and Ian and Betty Ballantine...

 obtained the rights for a paperback novelization

Novelization

A novelization is a novel that is written based on some other media story form rather than as an original work.Novelizations of films usually add background material not found in the original work to flesh out the story, because novels are generally longer than screenplays...

 based on the screenplay

Screenplay

A screenplay or script is a written work that is made especially for a film or television program. Screenplays can be original works or adaptations from existing pieces of writing. In them, the movement, actions, expression, and dialogues of the characters are also narrated...

 and approached Isaac Asimov

Isaac Asimov

Isaac Asimov was an American author and professor of biochemistry at Boston University, best known for his works of science fiction and for his popular science books. Asimov was one of the most prolific writers of all time, having written or edited more than 500 books and an estimated 90,000...

 to write it.
Because the novelization was released six months before the movie, many people mistakenly believed Asimov's book had inspired the movie. The film was directed by Richard Fleischer

Richard Fleischer

-Early life:Fleischer was born in Brooklyn, the son of Essie and animator/producer Max Fleischer. He started in motion pictures as director of animated shorts produced by his father including entries in the Betty Boop, Popeye and Superman series.His live-action film career began in 1942 at the RKO...

 and stars Stephen Boyd

Stephen Boyd

Stephen Boyd was an Irish actor, from Glengormley, Northern Ireland, who appeared in around 60 films, most notably in the role of Messala in Ben-Hur.-Biography:...

, Raquel Welch

Raquel Welch

Jo Raquel Tejada , better known as Raquel Welch, is an American actress, author and sex symbol. Welch came to attention as a "new-star" on the 20th Century-Fox lot in the mid-1960s. She posed iconically in a animal skin bikini for the British-release One Million Years B.C. , for which she may be...

, Edmund O'Brien, and Donald Pleasence

Donald Pleasence

Sir Donald Henry Pleasence, OBE, was a British actor who gained more than 200 screen credits during a career which spanned over four decades...

.

The movie inspired an animated television series

Fantastic Voyage (TV series)

Fantastic Voyage is an American animated science fiction TV series based on the famous 1966 film directed by Richard Fleischer. The series consists of 17 episodes each running 30 minutes. It was run on ABC-TV from September 14, 1968 through January 4, 1969. The series was produced by Filmation...

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The United States and the Soviet Union

Soviet Union

The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

 have both developed technology that allowed matter to be miniaturized using a process that shrinks individual atoms, but its value is limited.