Overview

IMDb (Internet Movie Database) is an online reference resource that catalogs information about films, television programs, actors, directors, production crews, and related media such as video games. Its entries typically include credits, plot summaries, release dates, technical details, images, and user-contributed content. The site serves a broad audience of casual viewers, journalists, researchers, and industry professionals.

Contents and structure

Individual pages on the site are organized by title or by person. A title page lists cast and crew, synopsis, runtime, distribution details, and often box office or technical specifications; a name page (for an actor or filmmaker) lists filmography, biography snippets, and credits. IMDb also aggregates user ratings and reviews, and provides editorial features like trivia and goofs. Many database records carry unique identifier codes that help reference a specific entry in searches and APIs.

Common types of information include:

  • Cast and crew credits: searchable listings for performers and technicians, useful for researching actors and their careers.
  • Title data: records for movies and TV shows with synopses and production notes.
  • User ratings and lists: crowd-sourced scores and curated/topical lists maintained by staff and users.

History and development

The database began as a hobbyist compilation in October 1990 and was published on the public internet by the early 1990s; it moved to the World Wide Web in 1993. Over the following years its coverage expanded from a few thousand credits to millions of records through a combination of volunteer contributions and professional editorial work. The company became part of Amazon in 1998, which supported growth, the launch of commercial services, and internationalization.

Uses, importance, and limitations

IMDb is widely used to check credits, verify release information, discover cast lists, and track titles across regions. Industry professionals use paid services related to the site for contact and casting information, while fans consult it for trailers, trivia, and release schedules. Despite its breadth, IMDb is not a primary source: entries can contain errors and reflect user input. Users and researchers are advised to confirm critical details with primary documents or official studio releases.

Because of its mixture of editorial and user-contributed material, IMDb remains both a practical research tool and a popular public directory. The site provides search filters, personalized watchlists, and subscription options for industry data, making it a central hub for people seeking background on filmed entertainment.