Premise is the central assumption or starting situation of a story — the film's core "what if?" question.
Technical Details
A film premise follows the "What if..." structure and includes three mandatory components: the protagonist with a definable goal, the inciting incident, and the antagonist or central obstacle. Screenwriting theorists distinguish between high-concept premises (communicable in 25 words, often genre-based) and character-driven premises (psychologically motivated, more complex character development). The premise determines genre conventions, target audience, and expected runtime: action premises typically lead to 90-120 minutes of running time, while drama premises allow for 100-150 minutes.
History & Development
Lajos Egri established modern premise theory for Hollywood in 1946 in "The Art of Dramatic Writing," based on Aristotle's Poetics from 335 BC. Studio mogul Irving Thalberg introduced the "elevator pitch" principle in the 1930s: every film idea had to be communicable during the time of an elevator ride (30-60 seconds). Robert McKee systematized premise analysis in 1984 in his "Story" seminar, which has been attended by over 60,000 screenwriters. Since the 2000s, high-concept premises have dominated blockbuster productions, while streaming platforms have increasingly focused on complex, serialized premises again since 2010.
Practical Application in Film
Steven Spielberg's "Jaws" (1975) follows the premise: "A police chief must stop a killer shark, even though he is afraid of water." This structure generated a runtime of 124 minutes and defined the blockbuster template. Christopher Nolan's "Inception" (2010) uses the high-concept premise "Thieves steal thoughts from dreams" as the basis for intricate plot layers. Screenwriters test premises through "pitch cards" - one-page summaries that development executives can read in 90 seconds. Weak premises statistically lead to 40% longer development times and 60% higher script revision costs.
Comparison & Alternatives
The premise differs from the logline in its structural completeness - while loglines are marketing tools (20-30 words), premises contain the film's dramaturgical DNA. The treatment expands the premise into a 2-10 page synopsis, while the synopsis summarizes the complete plot including the ending. Modern series development uses "franchise premises" that enable multiple seasons and spin-offs. TV premises follow different parameters: they must be capable of generating 100+ episodes, while film premises remain limited to 90-180 minutes.