Star Trek: The Original Series the 23rd century bearing a crew dedicated to exploring the Milky Way Galaxy. Roddenberry noted a number of influences on his idea, some of which includes A. E. van Vogt's tales of the spaceship "Space Beagle", Eric Frank Russell's "Marathon" series of stories, and the film "Forbidden Planet" (1956). Some have also drawn parallels with the television series "Rocky Jones, Space Ranger" (1954), a space opera which included many of the elements that were integral to "Star Trek"—the organization, crew relationships, missions, part of the bridge layout, and some technology. Roddenberry also drew heavily from C. S. Forester's Horatio Hornblower
Star Trek: The Original Series "The Original Series". Rod Serling said of the series that ""Star Trek" was again a very inconsistent show which at times sparkled with true ingenuity and pure science fiction approaches. At other times it was more carnival-like, and very much more the creature of television than the creature of a legitimate literary form." Isaac Asimov and "Star Trek" creator Gene Roddenberry developed a unique relationship during "Star Trek"s initial run in the late 1960s. Asimov wrote a critical essay on "Star Trek"s scientific accuracy for "TV Guide" magazine. Roddenberry retorted respectfully with a personal letter explaining the limitations of accuracy